The system is always aware of the current date and time, so it's a trivial thing for the computer to subtract a birth date from the current date to get an age value.

系统通常只意识到当前的日期和时间，所以让计算机从当前日期中提取出出生日期来获得年龄值是一件微不足道的事。

youdao

If you really want to recalculate the gravitational acceleration using our data, you should really subtract the two milliseconds from the time.

如果你想用我们的，数据重新计算重力加速度，你需要从这个，时间里减去2毫秒。

youdao

It turns out, 30 days is just about the right amount of time to add a new habit or subtract a habit - like watching the news - from your life.

这就是，30天刚好是这么一段合适的时间去养成一个新的习惯或者改掉一个习惯——例如看新闻——在你生活中。

youdao

Obviously-- and that's a bad way of saying it, I said constant the previous time-- in the linear case, it's subtract by certain amount.

这么描述很不准确，我之前在，线性算法中也说了常数,它是每次减少固定的量。

麻省理工公开课 - 计算机科学及编程导论课程节选

Subtract a one-time charge related to its acquisition of graphics chip specialist ATI, and AMD reported a loss of 90 cents per share during its March quarter, far short of analyst expectations of a loss of 48 cents per share--even after AMD had guided estimates lower not once but twice over the preceding quarter.

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He could add and subtract using his fingers, but he could not tell the time, he did not know the seasons and he could not understand directions.

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