1.a piece of information about circumstances that exist or events that have occurred;

first you must collect all the facts of the case

2.a statement or assertion of verified information about something that is the case or has happened;

he supported his argument with an impressive array of facts

3.an event known to have happened or something known to have existed;

your fears have no basis in fact

4.a concept whose truth can be proved;

scientific hypotheses are not facts

1 . 事實

...扮演的角色類似編程語言中的靜態變量。—事實(fact)、函數(fun)和謂詞(pred)都用于表示約束。—all和some的行為就像謂詞邏輯中的全稱量詞和存在量詞.

2 . 一事實

he also allows for the factthat the IMF and Mr Roubini look at all losses in US banking , while the tests apply to 19 institutions that hold some 70 per cent of US banking assets .艾略特還考慮到這一事實，即IMF和魯比尼研究的是美國銀行業的全部虧損，而接受測試的19家金融機構持有美國銀行業約70%的資產。

3 . 事實上

as a matter offact（事實上）I will go there this morning, as a matter of fact.

4 . 實際上

事實，真實性 infact實際上at mater of fact？

1 . 發現事實真相

this is because of having a foothold in discovering fact true facts and rectify mistake judge the orginal system design of principle start the procedure is out of character , do not concretely discuss again reason and take up procedure not norm and judge

1 . 真相二：

fact : we love shoes so much that we talk about a new pair at least once a day .真相二：我們狂愛鞋子，關于鞋的話題每日至少談論一次！

1 . 整個事實

but it would be wrong to react before we know the full fact facts .但是在我們知道整個事實之前做出反應將是錯誤的。

1 . 事實沒有

Same as the theory without any fact the fact without theory is also inane ., 而只有事實沒有理論的論述也如空穴來風.