It is only when you nearly lose someone that you become fully conscious of how much you value him.

只有当你失去某人的时候，你才能完全意识到你有多珍惜他。

youdao

It is only when you hitch your wagon to something larger than yourself that you will realize your true potential.

只有当你把你的马车套在比你自己更大的东西上时，你才会意识到你真正的潜力。

youdao

It is only when the faculty of smell is impaired for some reason that we begin to realise the essential role the sense of smell plays in our sense of well-being.

"只有当嗅觉能力因为某种原因受到损害时，我们才开始明白嗅觉对健康的重要作用。

youdao

But he says many families vow to return home only when it is fully safe to do so.

VOA: standard.2009.06.19

Is that something that is at work, or is it something that we could only be open to when it's ready?

它是一直存在，还是说,只有在特定时刻我们才能感知到他的力量？

普林斯顿公开课 - 人性课程节选

which you'll think, only a ten or eleven year old, but when there is thirteen of them, it's a lot.

你会想，不就是十岁、十一岁的小孩嘛，但有十三个还是很多的。

大城市是否危险？ - SpeakingMax英语口语达人

It is only when gliding along midstream that you can fully appreciate the grandeur around you.

BBC: The changing landscape of the Douro River Valley

It is only when we are under tension that all that mental energy turns into stress.

FORBES: Job One for Leaders

It is only when it impinges on other peoples lives that it is seen as a problem.

BBC: Hearing voices 'can be healthy'