Tectorium
[医] 耳蜗覆膜, 柯替氏膜
🗣️ 情景例句
We hired a woman to watch Richard and then Susan,
我们雇用一名女士来照顾Richard ，后来又照顾Susan
It is a long lane that has no turning.
路必有弯。
I'm planning to do a special study of satellites next term.
我计划下学期就卫星的问题做些特别的研究。