Radiosymmetric
辐射对称的
🗣️ 情景例句
I don't think so.
我想不是吧。
I played downstairs last night.
我昨晚在楼下玩。
Punctuality is a necessary habit in all public affairs in civilized society.
准时是文明社会中进行一切社交活动时必须养成的习惯。