英语词汇“rachis”的英英意思、用法、释义、翻译、读音、例句、短语、词组-英语词典

单词	rachis
释义	rachis —rachidian /reuh kid"ee euhn/, rachial /ray"kee euhl/, rachidial, adj. /ray"kis/, n. , pl. rachises, rachides /rak"i deez', ray"ki-/. 1. Bot. a. the axis of an inflorescence when somewhat elongated, as in a raceme. b. (in a pinnately compound leaf or frond) the prolongation of the petiole along which the leaflets are disposed. c. any of various axial structures. 2. Ornith. the part of the shaft of a feather bearing the web. See illus. under feather. 3. Anat. See spinal column. Also, rhachis. [1775-85; < NL < Gk rháchis spine, ridge, backbone]
随便看	stand-alone standard standard atmosphere standard-bearer Standard Book Number. standard-bred Standardbred standard cell standard coin standard conditions. standard cost standard deviation standard dollar Standard English standard error standard gauge. standardize standard lining standard money standard of living standard operating procedure standard schnauzer standard score standard temperature and pressure standard time

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