Arthredema
关节水肿
🗣️ 情景例句
She is giving me piano lessons in exchange for her English classes.
我教她英语，她教我弹钢琴。
No. Thanks all the same.
不喝了。不过还是得谢谢你。
Great! Shall I bring food for a picnic?
好极了！我要带些野餐食品来吗？