Serolemma
胞漿膜, 胎兒羊膜外層
??? 情景例句
Keep quiet, I'm trying to get some work done.
請安靜，我要處理一些工作。
He emerged as leader at the age of thirty.
他在30歲時出人頭地成為領袖。
All right! Thank you very much. I'll give you a call.
好吧！非常感謝。我會給您打電話的。