其实的英文：
actually
that is not the case
in fact
really
as it is
as a matter of fact

参考例句：

In fact
其实,实际上

In fact, they are envious of me.
其实羡慕他们的人是我。

But all this is by the bye
其实这都是顺便谈谈的话。

Actually, this was not a truce.
这其实不算是一种休战协定。

I thought I saw a ghost but it was just an optical illusion
我以为我看见鬼了,其实只是一种幻觉

But stop biting your finger-nails. Public speaking is easy.
但是你不必紧张兮兮的。演讲其实很容易。

He only bought the yacht as a status symbol he hates sailing.
他买游艇只是为了显示身分--其实他根本不喜欢玩游艇.

Considering the influence of nonverbal communication, we never really stop communicating
想到非语言沟通的影响范围，我们其实从未真的停止沟通过。

At his National Day Rally Speech, Prime Minister reminded the young man that Chinese are called Orang Cina in Malay.
总理在国庆群众大会上提醒这名青年，“支那”在马来语中泛指“华人”。 你是“华人”，其实就是马来语中的“支那”。

These two state airlines have flown them at a loss (despite very high ticket prices), basically as a pr gim-mick.
尽管协和飞机的票价非常之高，这两家国有航空公司还是赔着本运营，其实只是将它作为公关的噱头。

actually是什么意思：
adv. 实际地，事实上，真的；竟然

Actually, this was not a truce.
这其实不算是一种休战协定。

You must face the actual conditions.
你必须面对现实情况。

Entropy is actually a measure of disorder.
“熵”是一个针对混乱程度的度量数值。

really是什么意思：
adv. 实际上，事实上；完全地；真的吗

You really are a homo.
你真的是个同性恋。

You are really uncultivated.
你真的很没教养。

You really are a stiff.
你真的是一个笨蛋。

matter是什么意思：
n. 物质，事情，素材
v. 有关系

be of importance;matter
有重要性;有关系

It is no laughing matter.
这没有什么可笑的。

deposited matter
沉积物|沉淀物