Your answers all have something in common whether they concern why the sky is blue, where babies come from, or how a beloved grandparent can pass from life to death.

无论孩子问的是“天空为什么是蓝色的”，还是“小宝宝从哪儿来”，或者“我最爱的爷爷（奶奶）为什么会离开我”，你的答案总有一些共通之处。

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Earth is often tougher than we think, but if we don't do something, we really do risk irrevocably altering the blue in our blue planet.

地球确实比我们想象的要坚强得多，但是如果我们不采取些行动，继续在我们的蓝色星球上改变那片蓝色的区域，我们就相当于是在做一次后果不可挽回的冒险。

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Ideally, the string of characters should have a substring such as error or something similar (see the statement in bold blue), which will allow the tester to quickly find the error in the output file.

较理想的做法是，字符串有一个如error或与之相似的子串(见蓝色粗体的语句)，这个子串允许测试者很快地在输出文件中查找到错误。

youdao

And this puzzle piece here colored in blue because it's a Boolean expression is just something that--whose answer is either a yes or no, 0 true or false, one or zero.

这个拼图染成蓝色,因为它是布尔表达式,它的结果只可能是肯定或否定，对或错，1或者。

哈佛公开课 - 计算机科学课程节选

We were fed horror stories about children who had disobeyed the no-swimming rule, only to be hit by intestinal cramps in the water, something which apparently turned you blue in the face and caused you to drown.

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Director of the Medical Research Council's clinical sciences centre Chris Higgins said "Once in a blue moon something does not get picked up in animals which is there in man".

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And then, every once in a blue moon, something comes along that is in a category all its own.

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