quality可数吗

例句

Everyone can greatly improve the quality of life

每个人都可以大大改善生活质量。

I assure you of its quality.

我向你保证它的品质。

Not a high quality sound AT ALL, but I have fun with it.

没有一个高品质的.声音在所有，但我已与它的乐趣。

Quality over quantity should be your goal.

您的目标应该是质量胜过数量。