subtract
/səbˈtrækt/verb
with obj.
1- take away (a number or amount) from another to calculate the difference减, 减去：
subtract 43 from 60.
60减去43.
1.1
- take away (something) from something else so as to decrease the size, number, or amount减少, 删减：
programs were added and subtracted as called for.
节目按要求进行了增删。
派生词
subtracter
nounsubtractive
adjective词源
mid 16th cent.: from Latin subtract- 'drawn away', from sub- 'from below' + trahere 'to draw'.