Ramanscattering
喇曼散射
🗣️ 情景例句
And I don't have to make a quick decision.
而且我也不需很快下决定。
Here are the two originals of the contract we prepared.
这是我们准备好的两份合同正本。
Mum,Chen Hui's coming tonight.
妈，陈慧今晚来。