n.质量；品质；上乘；优质；高标准；(尤指好的) 人品，素质，品德;
adj.优质的；高质量的；盖帽儿了；棒极了;
复数：qualities
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。