Mpa
[化] 多光子吸收
🗣️ 情景例句
You know something?
知道吗？
I asked him to buy it for me, but he wouldn't.
我请他帮我买，但是他不肯。
I have had so many falls that I am black and blue all over.
我摔了好几跤，全身又青又紫。