Multiplets
多重线
🗣️ 情景例句
Some people look good wearing simple clothes, while others need to go all out in the fashion stakes.
一些人穿着简单看起来也不错，而另外一些人穿得时髦点才行。
When the accident happened, I was having dinner.
当意外事故发生时候，我在吃晚餐。
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。