单词

字典词典单词成语造句名言诗词古籍小说

elytra

['ɛlɪtrɑn]

n. 翅鞘；翅基（elytron的复数）

双语例句

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.