Variation principle
[计] 变分原理
🧩 词语组成解析
🗣️ 情景例句
Do you think Susan and Harry will get married?
你觉得Susan和Harry会结婚吗？
I feel terrible, but I've just broken your ashtray.
真是很抱歉，我刚才打破了你的烟灰缸。
It is impossible to make more than the wildest guess at how many they kill, but they are hungry creatures, not content with only three meals a day.
它们一年中消灭了多少昆虫，我们简直无法猜测，它们是吃不饱的动物，不满意一日三餐。