Siphuncle
[动]连室细管, 体管(指硬体), (蚜虫的)腹管
🗣️ 情景例句
We must prepare ourselves to have a hard time.
我们必须准备过艰苦的日子。
What would you have done last night if you hadn't had to study?
如果昨晚你不必学习你会做什么？
But, of the vertebrates, unpredictable Nature selected only snakes (and one lizard).
不过，当它们相互撕打时，毒液就成了利弊参半的武，可以杀死对方，也可以被对方的毒液杀死。