介词minus意为:没有，缺少，减去，零度以下。

介词plus意为:加，外加，零度以上

1.作状语

He came minus hat.

他来时没有戴帽子。

2.作定语

They have been promised their full July salary minus the hardship payment.

他们已经得到承诺，7月份的工资除去辛劳补助外将全额发放。

It is a war minus the shooting.

这是一场没有硝烟的战争。

Gross profit is sale minus production cost.

毛利润是销售额减去生产成本。

Seven minus three is four.

七减去三等于四。

They will pay about $ 673 million plus interest.

他们将支付约6.73亿美元，再加上利息。

We have to fit five of us plus all our gear in the car.

我们不得不挤进车里，外加我们的全部工具。

The cost is $ 33,plus 1 for postage.

费用为33英镑，外加1英镑的邮资。

Two plus five id seven.

二加五等于七。

3.作表语

We are going to be minus a car for a while.

我们要过一段没有车的日子。

The cup is minus a handle.

这杯子没有把手。

It was minus ten.

气温为零下十度。

The temperature is plus four degrees.

温度为零上四度。

The margin of error plus or minus three percent points.

误差幅度为3个百分点左右。

4.plus相当于and 或者with

There is easily enough room for two adults and three children plus a dog in the boot.

有足够的空间容得下两个大人，三个孩子，外加后备箱里面的一只狗。