A bubble and subsequent bust are not a matter of whether, but when.

泡沫以及随之而来的破裂，不是是否发生的问题，而是什么时候发生的问题。

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Everyone has incredible ideas to share; it's a matter of whether you're able to learn from them.

每个人都有值得分享的新奇的想法，就看你会不会从中学习了。

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For anyone traveling to Brazil, it is not a matter of whether you get mugged, it is a matter of when!

对到巴西旅游的任何人来说，你是否被抢劫不是大问题，真正的问题是什么时候你被抢！

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But in many regards, it is a matter of space, a matter of supplies, a matter of security where issues come out which don't really matter whether you believe in religion or not.

但是就各种方面来说，是关乎空间，关乎资源供应，关乎安全,这些问题并不一定和你,是否有宗教信仰有关。

普林斯顿公开课 - 人性课程节选

"It's a matter of whether the technology can be applied in time, " said Professor James.

BBC: GM apples could fight tooth decay

And it's going to be a matter of whether they decide this is something they want to keep up.

BBC: Dismantling US bases as the Taliban fight on

Whether it will be completed will be a matter of whether we get the finance to complete it, but there will be a service here and a memorial opening on 14 October.

BBC: National mining memorial funds target ?40,000 short