Cannulae
套管, 插管
🗣️ 情景例句
I quit.
我辞职了。
What a shame! Or That's too bad.
真是遗憾。
It is thought that they arrived more than 30,000 years ago by crossing a land bridge from Asia to America.
他们被认为是在3万多年以前从亚洲跨越一座陆桥来到美洲的。