Pdgf
abbr. platelet-derived growth factor 血小板衍生生长因子
🗣️ 情景例句
Yes, but I don't know where to start.
是的 ，但我不知道从何说起。
I don't believe he will get to the station on time.
我不相信他会准时到车站。
What's it made of?
它是用什么做的？