请输入您要查询的英文单词:

 

单词 prementum
释义

> as lemmas

prementum
prementum n.
Brit. /(ˌ)priːˈmɛntəm/
,
U.S. /ˌpriˈmɛn(t)əm/
Entomology the distal region of an insect's labium, typically (in the adult) bearing the labial palps and ligula.
ΚΠ
1925 A. D. Imms Gen. Textbk. Entomol. i. 19 Arising from the distal margin of the prementum are two pairs of lobes which collectively form the ligula.
1960 D. C. Braungart & R. Buddeke Introd. Animal Biol. (ed. 5) xii. 181 Each of these [sc. labial palps] is composed of four segments and is joined to the prementum by the flexible, membranous palpifer.
2000 Zool. Jrnl. Linn. Soc. 130 478 The prementum of the labium of Stylogymnusa lacks the pair of distal setae that characterize most other aleocharines.
extracted from pre-prefix
<
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。

 

Copyright © 2004-2022 Newdu.com All Rights Reserved
更新时间:2025/3/21 17:25:01