单词 | gill filament |
释义 | > as lemmasgill filament gill filament n. a thin sheet of tissue forming part of a gill; spec. (in fishes) each of the series of flattened vascular structures projecting from the gill arches and bearing smaller gill lamellae; (in molluscs) any of the array of parallel sheets of thin tissue of which a gill lamella is composed. ΚΠ 1830 Edinb. New Philos. Jrnl. 10 110 (key to figure) A, The extremity of one of the gill filaments magnified. 1930 H. G. Newth Marshall & Hurst's Junior Course Pract. Zool. (ed. 11) vii. 101 Each lamella is formed of very numerous vertical gill-filaments and horizontal bars, united to form a kind of trellis-work with very small meshes. 1997 G. S. Helfman et al. Diversity of Fishes v. 53 (caption) The gill arches of a fish support the gill filaments (also called the primary lamellae) and form a curtain through which water passes as it moves from the buccal cavity to the opercular cavity. 2009 R. L. Kotpal Mod. Textbk. Zool.: Invertebr. (ed. 10) 747/2 The notches of the successive gill filaments [sc. in the mussel] line up to form a longitudinal food groove which runs along the ventral edge of the lamina. < 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。