shoddy

n. 次品
a. 劣质的

Our new washing-machine keeps breaking down it's entirely due to shoddy workmanship.

我们的新洗衣机老出毛病－－完全是因为做的质量太差。

That salesman really took us for a ride, these goods are very shoddy.

那个推销员真的欺骗了我们，这些都是劣质商品。