Pdgf
abbr. platelet-derived growth factor 血小板衍生生长因子
🗣️ 情景例句
What do you do in your spare time?
你在业余时间做什么？
I know he will understand your letter.
我知道他会明白我的信。
The firm closed down because there wasn't enough demand for its product.
工厂关门了，因为产品供过于求。