the level of health, comfort and happiness that a particular person or group has 生活质量:特定个人或群体拥有的健康,舒适和幸福程度 Their quality of life improved dramatically when they moved to France. 他们移居法国以后,生活质量大大提高。 He gave up his high-flying job and now enjoys a better quality of life. 他放弃了如日中天的工作,正享受更高品质的生活。