Eem
[医][=emission electron microscope]发射式电子显微镜
🗣️ 情景例句
I'm afraid I didn't get on very well in the exam.
我这次考试恐怕不太顺利。
Take it. Otherwise you can't go on the trip.
喝了它，不然你不能继续旅行了。
How old are you?
你多大啦？