Neumann problem
[计] 诺伊曼问题, 第二类边值问题
🧩 词语组成解析
[计] 诺伊曼
🗣️ 情景例句
At six you're meeting, Mr. Ozawa.
六点钟 ，要会见Ozawa先生。
I sometimes stay up till midnight.
我有时候熬到半夜。[一般现在时]
It has been estimated that the weight of all the insects destroyed by spiders in Britain in one year would be greater than the total weight of all the human beings in the country.
据估计，在英国蜘蛛一年里所消灭昆虫的重量超过这个国家人口的总重量。