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字典(9万条) | GRE | 同义词 | 单词 | 汉英字典(约11.3万条) | 汉英字典(约11.9万条) | 汉英字典(约37万条)
| 序号 | 词 | 中文 |
|---|---|---|
| 1 | angle of reflection |
angle of reflection ◙ noun 1. [Physics] the angle made by a reflected ray with a perpendicular to the reflecting surface • [物理] 反射角 |
| 2 | deflect |
deflect / di5flekt / ◙ verb 1. [with obj., and usu. with adverbial of direction] cause (something) to change direction by interposing something; turn aside from a straight course • 使偏离，使偏斜；使转向 »the bullet was deflected harmlessly into the ceiling. 子弹打偏到天花板上，没有伤到人。 »he attempted to deflect attention away from his private life. 他想要转移对他的私人生活的注意。 [no obj., with adverbial of direction] (of an object) change direction after hitting something • （物体撞到某物后）转向，改向 »the ball deflected off Knight's body. 球打在骑士身上弹飞了。 cause (someone) to deviate from an intended purpose • 使（人）改变目的（或想法） »she refused to be deflected from anything she had set her mind on. 她拒绝改变自己一定要得到东西。 cause (something) to change orientation • 使（物）转向，使改向 »the compass needle is deflected from magnetic north by metal in the aircraft. 飞机里的金属使指南针偏离磁北极。 【语源】 1. mid 16th cent.: from Latin deflectere, from de- 'away from' + flectere 'to bend'
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| 3 | deflection |
deflection / dI5flekFEn / ◙ (也作 deflexion), noun 1. [mass noun] the action or process of deflecting or being deflected • 偏离，偏斜，转向，折射 »the deflection of the light beam. 光线的折射。 [count noun] the amount by which something is deflected • 偏离量，偏度 »an 11-mile deflection of the river. 河流偏离11英里。 【语源】 1. early 17th cent.: from late Latin deflexio(n-), from deflectere 'bend away' (see deflect )
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| 4 | deflector |
deflector / di5flektE / ◙ noun 1. a device that deflects something, in particular • 偏离装置，尤指 a plate or other attachment for deflecting a flow of air, water, heat, etc • 致偏器 an electrode in a cathode ray tube whose magnetic field is used to deflect a beam of electrons on to a phosphor screen to form an image • 偏转器 |
| 5 | genuflect |
genuflect / 5dVenjE7flekt / ◙ verb 1. [no obj.] lower one's body briefly by bending one knee to the ground, typically in worship or as a sign of respect • 单膝下跪 »she genuflected and crossed herself. 她跪下并在自己身上画十字。 [with adverbial] (figurative)show deference or servility • [喻] 表示顺从；卑躬屈膝 »politicians had to genuflect to the far left to advance their careers. 为了发展自己事业，政客们得向极左人士屈膝献媚。 【派生】 ♦ genuflection noun1. (也作 genuflexion) ♦ genuflector noun 【语源】 1. mid 17th cent. (in the sense 'bend (the knee'): from ecclesiastical Latin genuflectere, from Latin genu 'knee' + flectere 'to bend'
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| 6 | glide reflection |
glide reflection ◙ noun 1. [Mathematics] a transformation consisting of a translation combined with a reflection about a plane parallel to the direction of the translation • [数] 滑移反射 |
| 7 | inflect |
inflect / In5flekt / ◙ verb, [with obj.] [常作 be inflected] 1. [Grammar] change the form of (a word) to express a particular grammatical function or attribute, typically tense, mood, person, number, and gender • [语法] 使（词）发生屈折变化 [no obj.] (of a word or a language containing such words) undergo such change • （词，语言）发生屈折变化 2. vary the intonation or pitch of (the voice), especially to express mood or feeling • （尤指为表达心情或感情）改变语调，改变音调 influence or colour (music or writing) in tone or style • 影响（音调，曲风，写作语气，写作风格） vary the pitch of (a musical note) • 变（音）；转（调） 3. (technical)bend or deflect (something), especially inwards • [技] 使弯曲（尤指向内弯曲） 【派生】 ♦ inflective adjective【语源】 1. late Middle English (in sense 3): from Latin inflectere, from in- 'into' + flectere 'to bend'
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| 8 | inflection |
inflection / In5flekFEn / ◙ [主英亦作 inflexion] , noun 1. [Grammar] a change in the form of a word (typically the ending) to express a grammatical function or attribute such as tense, mood, person, number, case, and gender • [语法] （词，尤指词尾的）屈折变化 [mass noun] the process or practice of inflecting words • 屈折变化过程；屈折变化练习 2. [mass noun] the modulation of intonation or pitch in the voice • （声调的）抑扬 »she spoke slowly and without inflection. 她说得很慢，声调没有抑扬变化。 »[count noun] the variety of his vocal inflections. 他嗓音的抑扬变化。 the variation of the pitch of a musical note • 变音；转调 3. (chiefly Mathematics)a change of curvature from convex to concave at a particular point on a curve • [主数] 拐折，回折；拐点，回折点 【派生】 ♦ inflectional adjective♦ inflectionally adverb ♦ inflectionless adjective 【语源】 1. late Middle English (in the sense 'the action of bending inwards'): from Latin inflexio(n-), from the verb inflectere 'bend in, curve' (see inflect )
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| 9 | reflect |
reflect / ri5flekt / ◙ verb 1. [with obj.] (of a surface or body) throw back (heat, light, or sound) without absorbing it • （物体或表面）反射（热、光或声音） »when the sun's rays hit the Earth a lot of the heat is reflected back into space. 阳光照射地球时大量的热反射回太空。 »[as adj. reflected] his eyes gleamed in the reflected light. 他的双眼在反光中闪烁。 (of a mirror or shiny surface) show an image of • （镜子或光洁表面）照出，映出 »he could see himself reflected in Keith's mirrored glasses. 他可看到自己映在基思的反光墨镜上。 embody or represent (something) in a faithful or appropriate way • 忠实反映，恰当表明 »shares are priced at a level that reflects a company's prospects. 股票定价反映公司前景。 »schools should reflect cultural differences. 学校应反映文化差异。 (of an action or situation) bring (credit or discredit) to the relevant parties • （行动或情况）给当事人带来（荣誉或耻辱） »the main contract is progressing well, which reflects great credit on those involved. 主合同进展良好，这给有关的人带来莫大荣誉。 [no obj.] (reflect well/badly on)bring about a good or bad impression of • 为…带来好（或坏）的印象；使…得到好（或坏）的评价 »the incident reflects badly on the operating practices of the airlines. 这事件使航空公司的运营给人以恶劣印象。 2. [no obj.] (reflect on/upon)think deeply or carefully about • 深思，反省 »he reflected with sadness on the unhappiness of his marriage. 他忧伤地反思自己不幸的婚姻。 »[with clause] Charles reflected that maybe there was hope for the family after all. 查尔斯考虑也许这个家还有希望。 (archaic)make disparaging remarks about • [古] 说蔑视…的话 »the clergy were strictly charged not to reflect on the Catholic religion in their discourses. 牧师们被严格要求不要在讲道时说蔑视天主教的话。 【语源】 1. late Middle English: from Old French reflecter or Latin reflectere, from re- 'back' + flectere 'to bend'
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| 10 | reflectance |
reflectance / ri5flektEns / ◙ noun 1. [Physics] the measure of the proportion of light or other radiation striking a surface which is reflected off it • [物理] 反射比，反向射系数 |
| 11 | reflected glory |
reflected glory ◙ noun 1. [mass noun] fame or approval achieved through association with someone else rather than through one's own efforts • 折射来的荣耀，从别人那里沾来的光 |
| 12 | reflecting telescope |
reflecting telescope ◙ noun 1. a telescope in which a mirror is used to collect and focus light • 反射式望远镜 |
| 13 | reflection |
reflection / ri5flekFEn / ◙ noun 1. [mass noun] the throwing back by a body or surface of light, heat, or sound without absorbing it • （光、热或声音的）反射 »the reflection of light. 光反射。 [count noun] an amount of light, heat, or sound that is thrown back in such a way • 反射光；反射热；回声 »the reflections from the street lamps gave them just enough light. 街灯的反射使他们有一点点光线。 [count noun] an image seen in a mirror or shiny surface • （镜子或光洁面）映像 »Marianne surveyed her reflection in the mirror. 玛丽安审视着自己的镜中映像。 [count noun] a thing that is a consequence of or arises from something else • 反映 »a healthy skin is a reflection of good health in general. 健康的皮肤是整体健康的反映。 [in sing.] a thing bringing discredit to someone or something • 有损（人或事）名誉的事 »it was a sad reflection on society that because of his affliction he was picked on. 只因他的病痛就跟他过不去是可悲的、有损社会声誉的事。 [count noun] [Mathematics] the conceptual operation of inverting a system or event with respect to a plane, each element being transferred perpendicularly through the plane to a point the same distance the other side of it • [数] 镜射，反射 2. [mass noun] serious thought or consideration • 深思，反省 »he doesn't get much time for reflection. 他没有太多的思考时间。 [count noun] an idea about something, especially one that is written down or expressed • （尤指见诸语言）想法，意见，思考 »reflections on human destiny and art. 对人类命运和艺术的思考。 【语源】 1. late Middle English: from Old French reflexion or late Latin reflexio(n-), from Latin reflex- 'bent back', from the verb reflectere
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| 14 | reflection coefficient |
reflection coefficient ◙ noun 1. another term for reflectance • 同 reflectance |
| 15 | reflective |
reflective / rI5flektIv / ◙ adjective 1. providing a reflection; capable of reflecting light or other radiation • 反射的，能反射（光或其他辐射）的 »reflective glass. 反射玻璃。 »reflective clothing. 反光服，反射服。 produced by reflection • 反射产生的 »a colourful reflective glow. 色彩绚丽的反射光。 2. relating to or characterized by deep thought; thoughtful • （与）思考（有关）的，沉思的 »a quiet, reflective, astute man. 安静、深思、敏锐的人。 【派生】 ♦ reflectively adverb♦ reflectiveness noun |
| 16 | reflectivity |
reflectivity / 7ri:flek5tiviti / ◙ noun 1. [Physics] the property of reflecting light or radiation, especially reflectance as measured independently of the thickness of a material • [物理] 反射性，反射率 |
| 17 | reflectometer |
reflectometer / 7ri:flek5tCmitE / ◙ noun 1. an instrument for measuring quantities associated with reflection, in particular (also time domain reflectometer) an instrument for locating discontinuities (e.g. faults in electric cables) by detecting and measuring reflected pulses of energy • 反射计（尤指时畴反射计） 【派生】 ♦ reflectometry noun |
| 18 | reflector |
reflector / rI5flektE / ◙ noun 1. a piece of glass or metal for reflecting light in a required direction, e.g. a red one on the back of a motor vehicle or bicycle • 反光镜；（汽车或自行车尾部红色的）反光罩 an object or device which reflects radio waves, seismic vibrations, sound, or other waves • （无线电波、地震振荡、声音或其他波的）反射体，反射器 a reflecting telescope • 反射式望远镜 |
| 19 | retroreflector |
retroreflector / 7retrEuri5flektE / ◙ noun 1. a device which reflects light back along the incident path, irrespective of the angle of incidence • 后向反射镜；后向反射器 【派生】 ♦ retroreflective adjective |
| 20 | seismic reflection |
seismic reflection ◙ noun 1. [mass noun] [Geology] the reflection of elastic waves at boundaries between different rock formations, especially as a technique for prospecting or research • [地质] （尤指用作探测或研究技巧的）地震反射 |
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