Ramanscattering
喇曼散射
🗣️ 情景例句
I want to get my work finished by tomorrow.
我想在明天前完成工作。
Where can I make a reservation?
我到哪里可以预订？
There were no classes this afternoon. My classmates all went to People's Park.
今天下午没有课。同学们都到人民公园去了。