出处:按学科分类—语言、文字 辽宁人民出版社《英汉辞典》第1278页(203字)
【释义】:
vt.减,减去,扣除.subtract 2from 5五减二.If 2is subtracted from 5.the answeris.五减二得三(比较:5minus 2is 3.五减二得三).That subtracts nothing from his merit那丝毫不能减损他的功绩 sub·trac·tion n.减去,扣除,减法.