1、calculate

計算

From this you can calculate the total mass in the Galaxy.

由此你可以算出銀河系的總質量。

We calculate that the average size farm in Lancaster County is 65 acres.

我們計算出蘭開斯特郡的農場面積平均為65英畝。

估算;估計;推算;預料

I believe I am capable of calculating the political consequences accurately.

我覺得我能準確預料此事的政治后果。

The President is calculating that this will somehow relieve the international pressure on him.

總統預計這可以從某一方面緩解自己所承受的國際社會壓力。

2、add up

合乎情理；說得通

Police said they arrested Olivia because her statements did not add up.

警方說他們之所以逮捕奧利維婭是因為她無法自圓其說。

Well, I could be wrong, but it all seems to add up.

嗯，我也不一定對，但是一切似乎都講得通。

積少成多；聚沙成塔

Even small savings can add up.

甚至從小處節省下來的錢也能積少成多。

It's the little minor problems that add up.

就是小問題才會累積。