I don't know how to say it in English.

我不知道用英语怎么说。

youdao

Eg: I don't know how to say it in English.

我不知道它用英语应该如何表达。

youdao

Sorry, I don't know how to say it in English.

抱歉，我不知道英文怎么说。

youdao

Well if I-- you know, with let me say it differently. I don't need to worry about how checking is done, it's handled inside of that function.

好，如果你们知道，抱歉，让我们换种说法,我不必担心检查工作,是则会么做的，这是在方法体内部进行的。

麻省理工公开课 - 计算机科学及编程导论课程节选

Why aren't I allowing the soul theory to say, "Don't blame us. We don't know how to explain it yet."

而又为什么不允许灵魂理论说,别责怪我们,我们只是还不知道怎么去解释

耶鲁公开课 - 死亡课程节选

Now, I don't know how clearly I can say this, but let me try to repeat it.

NPR: Obama Pitches Health Care Overhaul In Wisconsin