Gnotobasis
无菌环境
🗣️ 情景例句
I'm pooped.
我精疲力尽。
An nod is as good as a wink to a blind horse.
对牛弹琴。
One young calf especially enjoyed raising a turtle to the surface with his snout and then shoving him across the tank like an aquaplane.
一只小海豚特别喜欢用鼻子把海龟推到水面，然后像滑水板一样把海龟从水池的这一边推到那一边。