subtractest

[s?b'tr?kt]
vt.
扣除，減少，減損：
Subtracting the costs, the profit would be 1,000 pounds.
扣除費用，其利潤為1 000鎊。
to subtract the nonproductive expenditure
減少非生產性開支
【數學】減，減去
vi.
減少，減損：
The prices of the colour TV have subtracted again.
彩電的價格又降低了。
減去，做減法