To posit something is to put an idea forward as if it were true, so that you can think or argue from it. A scientist might posit that a disease spreads in a certain way, then test whether that idea holds.

To posit something is to put an idea forward as if it were true指的是把一個想法當作是真的先提出來 so that you can think or argue from it這樣你才能從這個想法出發去思考或論證。A scientist might posit that a disease spreads in a certain way科學家可能會posit某種疾病是用某種方式傳播的 then test whether that idea holds然後再去驗證這個想法是否成立。

A teacher might say, “Let’s posit that everyone has the same amount of time,” meaning “for this talk, we will take that as given.” It is a formal, mainly written word — you hear it in universities, papers, and careful debate, not in the market.

A teacher might say, "Let's posit that everyone has the same amount of time,"老師可能會說「Let's posit that everyone has the same amount of time」 meaning "for this talk, we will take that as given."意思是「這場討論裡，我們就先把這件事當作既定的前提」。It is a formal, mainly written word這是一個正式、主要用在書面的字 you hear it in universities, papers, and careful debate你會在大學、論文和嚴謹的辯論裡聽到 not in the market而不是在市場裡。

Everyday English would say “suppose,” “suggest,” or “put forward.” It does not mean “I am sure” and it is not a short form of positive. The picture behind the word is “to set an idea down in place.”

Everyday English would say "suppose," "suggest," or "put forward."日常英文會說「suppose」、「suggest」或「put forward」。It does not mean "I am sure"它不代表「我很確定」 and it is not a short form of positive也不是positive的簡稱。The picture behind the word這個字背後的畫面 is "to set an idea down in place."是「把一個想法放到定位上」。