1. 减去（某数）
2. 做减法
3. 去掉
4. 消去
5. 剔除掉
6. 减弱
7. 删除
8. 作减法
9. 扣除
10. 减损，（从整体中）去掉

1. vt. 减 take a number or quantity away from another number, etc.

1. make a subtraction;

   "subtract this amount from my paycheck"
   

2. take off or away;

   "this prefix was subtracted when the word was borrowed from French"
   

1.减;减去
If yousubtract one numberfrom another, you do a calculation in which you take it away from the other number. For example, if you subtract 3 from 5, you get 2.

e.g. Mandy subtracted the date of birth from the date of death...
曼迪用去世的日期减去出生的日期。
e.g. We havesubtracted $25 per adult to arrive at a basic room rate.
我们已给每位成人房客减去了 25 美元，这就是基本的房费价格了。

1. subtract的意思

1. 相减：在AutoCAD中体素是指最基本的实体元素,通过这些不同尺寸实体元素的相加(Union)、相减(subtract)、相交(Intersect)等运算可以得到我们所需要的实体模型.