Serosynovial
[医] 浆液滑液性的
🗣️ 情景例句
This is fun. It's a piece of cake.
有意思 毫不费力。
A discount of six percent is all that I'm authorized to offer you.
6%的折扣是我权限内所能给你的。
She doesn't like eggs.
她不喜欢吃鸡蛋。