Radiosymmetric
辐射对称的
🗣️ 情景例句
Do you think the skirt length is right, Ellen?
觉得这裙子长度合适吗，Ellen？
One never loses by doing a good turn.
行善者决无一失。
The teacher gives one of them an eraser.
教师给其中一人一块橡皮擦。