Trach
abbr. trachea 气管; tracheation （节肢动物）气管; tracheal 气管的; tracheate （节肢动物）有气管的
🗣️ 情景例句
As poor as a church mouse.
一文不名。
There's nothing to it.
这没有什么啦。
It's a small blue case and it's got a zip.
是只蓝色的小箱子，上面有拉链。