Such a chance comes once in a blue moon. Fat chance I can get a thicket for the concert.

That's why we say 'once in a blue moon' to talk about something that very seldom happens.

这就是为什么我们有个说法叫做“'once in a blue moon'”就是形容罕有发生之事。京晶：可不是吗。

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The development of information networking has not only brought about good opportunities once in a blue moon but also severe challenges to the Chinese economic development.

信息网络化的发展给中国经济的发展带来了千载难逢的大好时机，但同时也给中国经济的发展带来了严峻的挑战。

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Stamp collecting is interesting, but you find a valuable stamp only once in a blue moon.

集邮是很有趣的事情，但一张有价值的邮票却是千载难逢的。

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I don't know why he bought that membership card, he uses it once in a blue moon.

我不知道他为什么买那张会员卡，他基本不用的。

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The schoolmaster said that he was able to go to a play only once in a blue moon.

这位校长说，他难得有空去看戏。

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I miss my aunt sue. I only see her once in a blue moon.

我想念我的姨妈，苏。我只有久久才见她一次。

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I have almost forgotten what Jack looks like. I see him once in a blue moon now.

我几乎已经忘了杰克的模样。到现在我只极难得地见过他一次。

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I cook once in a blue moon!

我很少做饭！

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Should say, it is the traditional culture to obtain the optimal timing of development once in a blue moon.

应该说，现在是传统文化获得发展的千载难逢的最佳时机。

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He passes his exams once in a blue moon!

他很少通过他的考试！

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Don't give up a such a good opportunity; it only comes once in a blue moon.

不要放弃这个好机会；那是非常难得的。）（当副词用）

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The refugees were put in camps in Italy before being resettled

这些难民在重新定居之前被安置在意大利的难民营中。

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The German star put in a classy performance

这位德国明星展示了一流演技。

柯林斯高阶英汉双解学习词典

He put in three hours every day at the hospital.

他每天花费三个小时在医院里。

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They've put in time and effort to keep the strike going

他们花费了很多时间和精力以使罢工持续下去。

柯林斯高阶英汉双解学习词典

If you want to link more offbeat hubs ( Baku Kinshasa Paramaribo, anyone?)

如果你想要加入更多不寻常的城市（巴库-金沙萨-帕拉马里博，有人想去么？）

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We'll have no more offbeat dialogue.

我们不会再有不合常规的对话了。

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But there are offbeat neighborhoods to explore and old-fashioned towns nearby where you can still savour something of bygone days.

但附近还有小块的地区可以供游客进行探索，老式风格的城镇也仍然能让你欣赏到逝去岁月中的一些东西。

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I feel very fortunate in that regard, especially having begun the study of Chinese when it was considered an offbeat, arcane pursuit by many.

我觉得自己在这方面是非常幸运的，特别是在大多数人都认为是离经叛道、不可思议的时候学起了中文。

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We just need to meet some locals and they'll be able to tell us about the hidden, secluded, and offbeat sites.

在路上我们会遇到当地人，可以从他们那打听那些隐蔽的、不寻常的景点。

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