According to a strict definition, the expenses of a self-employed person can be deducted from tax.

根据严格定义，个体经营者开支从税款中扣除。

The practice is not a very lucrative one at the moment, but if it is worked up it should prove quite profitable.

这种业下还不大能赚钱, 但如果努力经营, 会证明是大获利。

An implied warranty that the goods are merchantable is imposed only on a merchant who deals in the kind of goods sold.

默示商品销售性担保适用于经营所售商品商人。

Whether the selection of grassland grazing systems is reasonable has direct influences on sustainable utilization of grassland resources, bioenvironmental quality on grassland and herdmen's income.

草地放牧制度选择合理与否，直接影响草地资源续利用和草地生态环境质量以及牧户经营收入。