Eftir
abbr. emission Fourier transform infrared spectrometer 发射式傅里叶变换红外分光仪
🗣️ 情景例句
What did I do with the rings?
我把戒指放哪儿了？
Is the source of the information reliable?
那个消息的来源可靠吗？
You'd better go to bed earlier tonight, if you can.
如果可能，你今晚最好早点儿睡觉。