substraction

常见例句

I can't understand so substract idea.
我无法理解如此抽象的观念。
Lucy knows how to add and substract but fractions have her up a stump.
做加减法，露西不成问题，可分数却难倒了她。
Children should be able to add and substract in the third grade.
儿童应该在三年级的时候能够进行加减运算。
Lets look at 2 examples, number 1 is a normal substraction, 2&3 are special.
让我们来看两个例子;(1)是普通减法;(2)和(3)是特殊算法.
Cyclamen persicum was carried on with substract culture testing by useing of different complex substrate.
摘要用不同复合基质对仙客来进行基质栽培试验。
Substract form many modern poets all that may be found in Shakespeare,and trash will remain.
从现代诗人中删掉见诸莎士比亚作品的东西之后，则只会剩下渣滓了。