Fluorexone
荧光素配位剂(由不纯品calcein制得的纯品)
🗣️ 情景例句
And my grandfather.
还有我祖父。
Have you got that?
你明白我的意思吗？
But there was no time to think.All her other friends were now outside the door.
但来不及去想了。其余的朋友现在也全都到门外了。