Epsa
[医][=embryo placental specific antigen]胚胎胎盘特异性抗原
🗣️ 情景例句
Where are you going during Summer vacation?
暑假你打算去哪儿？
This material feel soft, How does that material feel?
这种布料感觉起来很软，那块料子如何呢？
I'm OK.
我还可以。