Fluorescamine
荧光胺
🗣️ 情景例句
I'm not sure I'm up to it.
我不能肯定我是否能做得来。
I am pleased to say that we will be able to deliver the transport facilities you require.
很高兴告诉您你方要求的运输设备我方可以发货。
There is a river in the picture.
画里面有一条河。