Ftir
[化] 傅里叶变换红外光谱计; 傅里叶变换红外光谱学
🗣️ 情景例句
You can take a seat now.
现在你找个座位坐下吧。
Would you please hold the door open for me?
可以请你为我把门拉着吗？
They were puzzled by several things.
有几件事情使他们感到迷惑不解。