Serolemma
胞浆膜, 胎儿羊膜外层
🗣️ 情景例句
All right. Please hold two orchestra seats for us.
好，请帮我们保留两张前排的座位。
I'm sorry, I'm late, I got mixed up about your address.
非常抱歉，我迟到了，我把你的地址搞错了。
She was a beauty in her day.
她年轻的时候是个美人儿。