| 单词 | gill raker | 
| 释义 | > as lemmasgill raker   gill raker  n. each of a series of cartilaginous or bony projections on the inner side of a fish's gill arch which protect the gill filaments and filter particles of food from the water; cf. raker n.1 4b. ΚΠ 1862    A. Günther Catal. Fishes Brit. Mus. IV. 343  				The first branchial arch is provided anteriorly with long gill-rakers. 1970    Nature 24 Oct. 323/2  				These fish use their gill rakers to strain off the minute animals such as harpacticoid copepods. 2000    Dive Nov. 39/1  				The shark swims with its mouth open wide..and the water flows over a series of hair-like strainers called gill rakers, before continuing over the gills and out through the gill slits. < as lemmas  | 
	
| 随便看 | 
	
  | 
	
英语词典包含1132095条英英释义在线翻译词条,基本涵盖了全部常用单词的英英翻译及用法,是英语学习的有利工具。