Maximum principle
[计] 极大值原理
🧩 词语组成解析
🗣️ 情景例句
John is tied up at the present time.
John现在有事。
We can live without our friends, but not without our neighbours.
生活可无友，邻居不能无。
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。