Centrosymmetry
[计] 中心对称
🗣️ 情景例句
when you called me.
当你打电话给我的时候。
We do business on a commission basis. A commission on your prices would make it easier for us to promote sales. Even 2 or 3 percent would help.
我们是通过取得佣金来进行商业活动的。从你方价格中收取佣金，便于我方推销。即便只有2%或3%也行。
The weather's often cold in North and windy in the East.It's often wet in the West,and sometimes warm in the south.
北部的天气常常寒冷，东部则常常利风。西部常下雨，南部有时则很暖和。