品质低劣的英语怎么说

英语中品质低劣的英文表达可以有以下几种：

poor quality
substandard
inferior
low grade
shoddy
defective

这些表达都表示品质不好，不能满足标准或者期望。其中，poor quality是最常用的表达。

例句：

The shoes were of poor quality and fell apart after only a few wears.
The substandard wiring in the building led to a fire.
The paint job was inferior, with drips and smears everywhere.
This is a low-grade version of the product, it's not worth the price.
The couch is shoddy and uncomfortable.
I returned the defective electronic device to the store.

翻译

那双鞋子质量很差，穿了几次就破了。
楼房里的电线标准低，导致了一场火灾。
油漆工作很糟糕，到处都是滴点和涂抹。
这是这个产品的低档版本，不值得这个价格。
沙发不坚固而且不舒服
我把有缺陷的电子设备退回了商店