elytra是什么意思
英文词源
- elytra (n.)
- 1774, plural of elytron "hardened wing of an insect," from Greek elytron "sheath," from elyein "to roll round," from PIE root *wel- (3) "to turn, roll," with derivatives referring to curved, enclosing objects (see volvox). Related: Elytroid.
实用例句
- 1. In this order the the forewings are modified to form hard elytra or cases.
- 该目昆虫的前翅发展成坚硬的鞘翅或壳.
来自辞典例句
