When, and When Not, to Go paperless.

何时用纸张何时不用？

youdao

So how will we know when to heed repugnance and when not?

那么，我们如何知道何时需要防止引起反感而何时则不必担心？

youdao

The question was, how do you decide when to listen to your advisors and when not.

他的问题是，你怎么决定，什么时候听他人建议，什么时候不听。

youdao

And when the anchorman was not in front of the camera, there was a good chance he was on his boat.

VOA: special.2009.08.16

I know not what the younger dreams-- Some vague Utopia--and she seems, When withered old and skeleton-gaunt, An image of such politics.

我不知年幼者梦想什么-,某种模糊的乌托邦--她仿佛，当枯萎衰老瘦骨嶙峋的时候，这类政治的一个鬼影。

耶鲁公开课 - 现代诗歌课程节选

And not be too critical or expect that you should be at a very high level when you're just beginning.

不要太挑剔，也不要奢望自己刚开始的时候就可以达到很高的水平。

学外语的时候 - SpeakingMax英语口语达人

And when not reading he was writing: letters, diaries, poems, 250, 000 words during the war alone.

ECONOMIST: Epitaph for a poet

So, when is an apology for misspeaking possible, or necessary, and when not?

FORBES: Does Saying 'I Misspoke' Excuse Akin's Shameful Speech, Or Yours?

And when not being used as a training collar, it serves double duty as a bark collar, with the same autorise feature found in the BarkLimiter Deluxe.

ENGADGET: Garmin announces new dog collars, talks up 'Bark Odometer'