为了使合同有吸引力，承包商从中减去了一台拖拉机。

To make the contract attractive, the contractorsubtracted a tractor from it.

为了使合同有吸引力，承包商从中减去了一台拖拉机。

To make the contract attractive， the contractor subtracted a tractor from it.

为了使合同有吸引力, 承包商从中减去了一台拖拉机.

To make the contract attractive, the contractor subtracted a tractor from it.

你添加的第一台拖拉机效率非常高，第二台效率也不错，但是总有添加拖拉机的成本大于收益的时候。

You add the first tractor efficiency is very high, the second efficiency is good, but there is always greater than the cost of added benefits tractor time.

这些人都损失他们所有的牛，还有一台拖拉机和一辆轿车。

These people lost all their cattle, as well as tractor and a car.