Eftir
abbr. emission Fourier transform infrared spectrometer 发射式傅里叶变换红外分光仪
🗣️ 情景例句
You look very young. How old are you?
你看起来真年轻， 你多大了？
I felt it advisable to do nothing.
我认为最好什么也别做。
You might have left it in the shop.
可能你把它落在店里了。