Spherical symmetry
[计] 球对称
🧩 词语组成解析
🗣️ 情景例句
But I think he was nervous tonight.
但我想他今晚有点紧张。
To break the routine.
调剂一下。
gravity is the force that drives them in a continual attempt to restore the ocean surface to a flat plain.
地球引力是持续不断企图使海面复原为平面的力量。