Arthrology
n. 关节学
🗣️ 情景例句
I've got it. This one's on me.
我都付了。这一顿我请客。
May I ask the reason for your remittance?
可以请问汇款的原因吗？
During the summer, I noticed tat the leaves of the tree were beginning to wither.
到了夏天，我发现树叶开始枯萎，