Fluorexone
荧光素配位剂(由不纯品calcein制得的纯品)
🗣️ 情景例句
Dad saved him, not me.
是爸爸救了他， 不是我。
The children began to get across at each other.
孩子们开始争吵了。
I can send one for you to try.
我们可以寄个给你试用。