He has never done anything in his life but add up figures.

在他的生活中，除了做加法，他什么事也不做。

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On the face of it that seems to make sense. But the figures don't add up.

乍一看，那好像讲得通。但是数字对不上。

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They don't think the sweet drinks or the little snacks make any difference, but they really add up.

他们不知道甜饮料和小零嘴之间的区别，但实际上它们差很多。

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But the City of Indianapolis came to the rescue. It bought the theater building in the 1980s and leased the Roof Ballroom to a developer, who not only fixed it up but installed what it called a scene machine to add more moody sky effects like synthetic snowfall.

VOA: standard.2010.02.25

But when you start doing scientific research or financial work, imprecision and rounding errors start to add up.

但如果你碰到涉及科学研究,或财政方面的项目时，不精确度,和错误就会累加。

哈佛公开课 - 计算机科学课程节选

But remember, the libertarian theory says we can't just add up an aggregate preferences and satisfactions that way.

但是记住，自由主义理论说,我们不能那样,简单加总偏好和满足。

耶鲁公开课 - 公正课程节选

But add up the deeds, and there are many more minuses than pluses.

ECONOMIST: Russia

But add up all the little transgressions that have been overlooked or excused, and sports now has a big problem.

WSJ: Ref's death a consequence of lack of sportsmanship

But add up the markets of all the countries that will adopt Europe's single currency next year, and Europe's financial markets turn out to be nearly as big as America's.

ECONOMIST: A survey of financial centres: Capitals of capital | The