质量

zhè ge biàn yí，dàn zhì liàng bù cuò。

This one is cheap, but the quality is not bad.

Suízhe shēnghuó fāngshì de biànhuà, yuèláiyuè duō de rén kāishǐ guānzhù shuìmián zhìliàng.

As lifestyles change, more and more people are beginning to pay attention to sleep quality.

Zhè xiàng diàochá bùjǐn guānzhù fúwù zhìliàng, hái fēnxī le bùtóng qúntǐ de shǐyòng xíguàn.

This survey not only focuses on service quality but also analyzes the usage habits of different groups.