But we have no idea how or why they died.

但我们却并不知道他们为何身亡。

youdao

She did not recall how or when she received thatblow.

但她却想不起来何时受到过这样的重击。

youdao

The application code has no control over how or when these things happen.

应用程序代码无法控制这些事情发生的方式或时间。

youdao

But how much TV may or may not be to blame is a question that the study leaves unanswered.

VOA: special.2009.03.10

You might say it is less a body of true propositions than a shrewd sense of know-how or political savvy.

你可以说,这较不像是真实主张的本体,而较像是狡猾的诀窍意识,或说政治悟性。

耶鲁公开课 - 政治哲学导论课程节选

If you want to find out about their background or about how they feel about a certain thing,

如果你想了解他们的背景，或者他们对做某一件事有什么样的态度，

What do you 课堂 - SpeakingMax英语口语达人

But they don't say how--or how much money or elbow grease it will get.

FORBES: Magazine Article

As yet, no decisions have been taken with regards to how or when the sale will happen.

BBC: UK to sell stake in Urenco nuclear fuel firm

The big studios haven't agreed on how or whether to release gore-free and sex-free versions of popular DVDs.

FORBES: Monster in a box