It's sometimes wrongly imagined that astronomers, contemplating timespans measured in billions, must be serenely unconcerned about next year, next week and tomorrow.

有时，人们会错误地想像，以数十亿的标准来衡量时间间隔的天文学家们一定很冷漠，不会在乎明年、下周甚至明天。

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A lot of users clearly share this sentiment, though far too many younger users still seem to be quite unconcerned about it.

好多用户无疑和他持同一观点，尽管有太多的年轻用户似乎对此漠不关心。

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The four established parties profess to be unconcerned about this new rival.

ECONOMIST: Scottish politics

Although members of the Federal Open Market Committee profess to be unconcerned about a stockmarket fall the last few have left not the merest dent in economic growth they are now trying to talk down a (they claim non-existent) stockmarket bubble without ruining the underlying economy in America or elsewhere.

ECONOMIST: Hurdle rates

At best, she will be accused of knowing very little and being relatively unconcerned about finding out.

ECONOMIST: Government evasion