Peritrochoid
外摆线圆
🗣️ 情景例句
No way!
不行！
You know the proverb, Smile and the world smiles with you, cry and you cry alone.
要知道有句格言“微笑，世界与你同欢乐；哭泣，你只能独自悲伤”。
I'm sick of it.
我都腻了。