Ectotrachea
气管外层
🗣️ 情景例句
I would love to, Philip.
我当然愿意， Philip。
The best teacher one can have is necessity.
我们能得到的最好教师是“需要”。
As it was extremely narrow, the man was unable to move,
由于烟囱太窄，那人无法动弹。