評(píng)論
打印
enumerate
vt.枚舉；計(jì)數(shù)(count, numberate)
Sam can enumerate all the Presidents of the United States.
山姆可以列舉出所有的美國(guó)總統(tǒng)。
calculate
vt.計(jì)算（count），估計(jì)；計(jì)劃
Children calculate with the help of their fingers when they are learing counting.
孩子們?cè)趯W(xué)習(xí)算術(shù)時(shí)要借助手指計(jì)算
clalculus
n.微積分學(xué)
percentage
n.百分?jǐn)?shù)，百分率，百分比
The percentage of unskilled workers is small.
技術(shù)不熟練的工人占得比例很小。
proportion
n.比例；均衡；面積；部分
We do not always find visible happiness in proportion to visible virtue.
我們發(fā)現(xiàn)，可見(jiàn)的幸福與可見(jiàn)的美德不一定成比例。
exponent
n.指數(shù)(index)
derivative
n.導(dǎo)數(shù)
The limiting value of the ratio of the change in a function to the corresponding change in its independent variable is called derivative.
一個(gè)等式中，自變量變化量與因變量變化量的比值的極限叫做導(dǎo)數(shù)。
power
n.乘方；冪
arc
n.弧，弓，拱
infinity
n.無(wú)限，無(wú)窮大
