cyclone
旋风
释义2:
cyclone
/ 5saI7klEJn /
◙ noun1. [Meteorology] a system of winds rotating inwards to an area of low barometric pressure, with an anticlockwise (northern hemisphere) or clockwise (southern hemisphere) circulation; a depression• [气象] 旋风;龙卷风 another term for tropical storm • 同 tropical storm 【派生】
♦ cyclonic adjective♦ cyclonically adverb【语源】
1. mid 19th cent.: probably from Greek kuklōma 'wheel, coil of a snake', from kuklos 'circle'. The change of spelling from -m to -n is unexplained
俄语/英语字母转换