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英语"减"到底是哪个:subtract,reduce,minus?我都给搞糊涂了~

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英语"减"到底是哪个:subtract,reduce,minus?我都给搞糊涂了~
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答案和解析
subtract,reduce,minus都有减的意思.
subtract
减去,减
often foll.by from
后面常跟FROM
deduce(a part,quantity,or number)from another
减,减去(一部分,某数量或数字)
Eg:4 subtracted from 7 gives 3
7-4=3
reduce
减少,缩小,简化,还原
To bring down,as in extent,amount,or degree
make or become smaller or less
Eg:reduce the speed(减速);reduce one's expenditure(减少开支)
minus
减去,负的,减的.
with the substractiong of
Eg:seven minus four equals three.
7-4=3