Eem
[医][=emission electron microscope]发射式电子显微镜
🗣️ 情景例句
I ventured to correct the teacher's mistake.
我鼓起勇气去纠正老师的错误。
God never shuts one door but he opens another.
天无绝人之路。
Finding that he could not remember a word of the letter either,
狱卒发现自己连一个字也记不住，