late 14c., from Late Latin calculationem (nominative calculatio), noun of action from past participle stem of calculare "to reckon, compute," from Latin calculus "reckoning, account," originally "pebble used in counting," diminutive of calx (genitive calcis) "limestone" (see chalk (n.)).
权威例句
1. They found their computers producing different results from exactly the same calculation.
他们发现他们的计算机进行完全相同的计算会得出不同的结果。
2. Leonard made a rapid calculation: he'd never make it in time.
伦纳德快速盘算了一下:他肯定赶不上了。
3. Graham made a quick mental calculation.
格雷厄姆很快就心算出来了。
4. Cathy did a rough calculation.
凯茜作了一个粗略的计算。
5. He is absorbed in the calculation of that difficult maths problem.