Serolemma
胞浆膜, 胎儿羊膜外层
🗣️ 情景例句
Thanks for hearing me out. And ...
谢谢你听我的意见， 而且……
The ox when weariest treads surest.
牛困走得稳。
Excuse me! Is this your bike?
打扰一下。这是你的自行车吗？