事实上的英文：
(adv) de facto
ipso facto
virtually
actually
in fact

参考例句：

In fact; actually
事实上;实际上

de facto segregation.
事实上的隔离

They will be de facto in a state of war.
他们将在事实上处于交战状态。

In fact, the sanctions are gradually abating.
事实上，制裁正在逐渐消失。

So it is virtually risk-free for you .
所以，事实上对您而言，是完全没有风险的。

Boston, in fact, was an exasperating target
事实上波士顿是个使人恼火的目标。

In fact, delayed recognition can be an advantage.
事实上越晚被发现有时好处更多。

Indeed , endocannabinoids may be a source of effects previously attributed solely to these neurotransmitters.
事实上，之前许多单纯归因于神经传递物的作用，很可能源自内生性大麻素。

It actually formed the mainstream of Chinese dance in a long period.
而且事实上在很长一段历史时期内居于我国乐舞的主流地位

Mitigating factors notwithstanding, the outburst by the teacher shows an undeniable lack of professionalism on her part
事实上，该教师的情绪失控，不管如何申辩，确实是代表了一种专业操守上的缺位。

adv是什么意思：
【缩写】

1.=advanced

2.=adverb

3.=adverbial

4.=advertising

5.=adversary

(1)从价 ad valorem.
(2)预付；垫款 advance.
(3)〔拉丁语〕对着；面对 adversus=against.
(4)通知 advice.

Reasonably adv.
适度地。

Used as an intensifier with adjs or advs that express an extreme opinion.
与表示极度的形容词或副词连用，以加强语气。

Soothingly adv`There,there,' he said soothingly,`Don't distress yourself!'
｀好了,好了,＇他安慰道,｀别伤心了!＇

facto是什么意思：
n. 事实上, 实际上

They will be de facto in a state of war.
他们将在事实上处于交战状态。

This might be interpreted as a de facto recognition of the republic's independence.
可以认为这实际上承认了该共和国的独立。

Though his kingship is challenge, he continue to rule de facto.
虽然他做国王的身分为人诟病，但他仍大权在握。