Esca
[化] 光电子能谱法; 电子光谱法; 化学分析用电子能谱法
🗣️ 情景例句
It's seventy-five cents for adults and thirty cents for children under twelve.
大人75美分，12岁以下的小孩30分。
The staff in this shop is very helpful.
这家商店的店员很热心。
If I were you, I wouldn't have bought that vase.
如果我是你，我就不买那花瓶。