vane
n. 风向标, 风信旗, 变化不定的事物 [机] 轮叶, 叶
发音
词形变化
释义与例句
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1.
A weather vane.
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2.
Any of several usually relatively thin, rigid, flat, or sometimes curved surfaces radially mounted along an axis, as a blade in a turbine or a sail on a windmill, that is turned by or used to turn a fluid.
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3.
The flattened, web-like part of a feather, consisting of a series of barbs on either side of the shaft.
生物 动物学 -
4.
A sight on a sextant or compass.
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5.
One of the metal guidance or stabilizing fins attached to the tail of a bomb or other missile.
工程 政治 军事
词汇关系
相关短语
词源
From Middle English vane, Southern Middle English variant of fane, from Old English fana (“cloth, banner, flag”), from Proto-West Germanic *fanō, from Proto-Germanic *fanô, from Proto-Indo-European *peh₂n- (“something woven; weave; tissue; fabric; cloth”). Cognate with Saterland Frisian Foone (“flag, banner”), Dutch vaan (“banner, flag”), German Low German Fahn (“flag”), German Fahne. Doublet of obsolete fane (“weathercock; banner”) and fanon.
来源:wiktionary