Wittmann
[地名] [美国] 威特曼
🗣️ 情景例句
is tomorrow morning at ten o'clock.
明天早上十点。
What do you want us to do?
您看怎么办好？
It is the natural frequency of emission of the hydrogen atoms in space and was discovered by us in 1951;
这个频率是空间氢原子释放的自然频率，是在1951年被人类发现的。