diamond
n.钻石，金刚石；菱形；(纸牌)红方块
释义2：
diamond
/ 5daiEmEnd /
◙ noun1. a precious stone consisting of a clear and colourless crystalline form of pure carbon, the hardest naturally occurring substance• 钻石 a tool with a small stone of such a kind for cutting glass• （带有钻石刀头、用于切割玻璃的）割刀，金刚钻 in extended and metaphorical use with reference to the brilliance, form, or hardness of diamonds• 用来指钻石的光芒（或形状、硬度） »the air glitters like diamonds. 空中闪烁着钻石般的光芒。 (a diamond)[Brit. informal] an excellent or very special person or thing• [英，非正式] 出色（或特别）的人（或物），出众的人（或物） »Fred's a diamond. 弗雷德是个很优秀的人。2. Diamonds occur in some igneous rock formations (kimberlite) and alluvial deposits. They are typically octahedral in shape but can be cut in many ways to enhance the internal reflection and refraction of light, producing jewels of sparkling brilliance. Diamonds are also used in cutting tools and abrasives3. [often as modifier] a figure with four straight sides of equal length forming two opposite acute angles and two opposite obtuse angles; a rhombus• 斜方形；菱形 »decorative diamond shapes. 装饰用的菱形。 (diamonds)one of the four suits in a conventional pack of playing cards, denoted by a red figure of such a shape• 方块（扑克牌的四种花色之一） a card of this suit• 方块牌 »she led a losing diamond. 她率先出了一张导致输局的方块牌。 the area delimited by the four bases of a baseball field, forming a square shape• （棒球场的）内场 a baseball field• 棒球场 [usu. as modifier] a railway crossing in which two tracks cross over each other at an acute angle• 两条铁路成锐角交叉的交汇处，菱形铁路道口 »diamond crossings. 菱形交叉。【IDIOMS】
◘ diamond cut diamond1. used to describe a situation in which a sharp-witted person meets their match• 棋逢敌手，势均力敌◘ diamond in the rough1. North American term for rough diamond • [北美] 同 rough diamond 【派生】
♦ diamondiferous adjective【语源】
1. Middle English: from Old French diamant, from medieval Latin diamas, diamant-, variant of Latin adamans (see adamant )
俄语/英语字母转换