Radiosymmetric
辐射对称的
🗣️ 情景例句
Goodbye, take it easy.
再见，悠着点。
Is the departure time on schedule?
起飞时间准时吗？
I would make a very poor show of disputing the ownership of a cave with a bear,
要我和一只熊去争洞穴，我会出洋相的；