Formal theory
[计] 形式理论
🧩 词语组成解析
formal
['fɔ:məl]
adj. （学校教育或培训）正规的;方式上的;礼仪上的;
n. <美>须穿礼服的社交集会;<口>夜礼服;
🗣️ 情景例句
Let's go to see a show.
我们一起去看场电影吧。
My wife and I still remember the first day we arrived in Beijing.
我太太和我仍然记得到北京的第一天。
They had mysteriously found their way there from the wine cellar!
这些酒瓶神不知鬼不觉地从酒窖来到了这里。