Betti number
[计] 贝蒂数
🧩 词语组成解析
[计] 贝蒂
🗣️ 情景例句
David Ogvy is the first genius of modern advertising.
大卫.奥格维是现代广告的第一天才。
I have to raise some issues which may be embarrassing.
我必须提出一些比较尴尬的问题。
they must be sedulously tended, if the vivifying fruits are to be at hand when needed.
要想在需要的时候可随手摘取充满生机的果实，还需要勤勉地护理。