1. 翅鞘：elytron 翅鞘 | elytrum 翅鞘 | em dash 破折号
2. 鞘翅：elytron 背鳞 | elytrum 鞘翅 | emasculation 去势
3. [昆虫] 翅鞘/翅基：elytrotomy /阴道切开术/ | elytrum /[昆虫] 翅鞘/翅基/ | em dash /长破折号/
1. Elytrum carves a spot close, shoulder apophysis.
鞘翅刻点细密，肩角隆起。
elytrum的解释
2. Potato beetle elytrum.
马铃薯甲虫的鞘翅