Els
[化] 电泳光散射; 电子能量损失能谱; 电子能量损失能谱学
🗣️ 情景例句
There are probably a lot of places for you to work
也许有很多地方可以让你去工作。
It's been a long time.
好久不见了。
I'm very glad to hear that.
很高兴听你这样说。