(1)质(量)，优质(degree of excellence，general excellence)[U，C]：aim at/look for/be concerned with～rather than quantity 注重/寻求/关心质量，而不是数量;improve/better in～提高/改进质量;produce several～ies of goods生产几个不同档次的货物;goods in several～ies 几种档次的货物;This cloth is of very poor～. 这种布质量很差。food of poor/low/good/high～质量差/次/好/高的食品;buy some good～paper/wine/cloth 买一些质量好的纸/酒/布;～leather/furniture/goods/services优质皮(革)/家具/商品/服务;have no～control 没有质量检查;〖同〗class，value，merit;

(2)品德(质)(personal characteristic，esp character)[C]：have many fine/good/best/excellent/sterling～ies 拥有许多美好/良好/高尚/优秀/令人钦佩的品质;possess the right/necessary/real～ies to be a teacher 拥有与教师身份相符的/作为教师所必须的/教师真正的素质;a man with the～ies of generosity/patience/modesty/understanding 一个慷慨/耐心/谦虚/体谅他人的人;Courage is one of the～ies of a good soldier.勇气是一名好战士应有的品格。moral～ies 品德;〖同〗 character，feature，mark;

(3)性质，特性(点)(distinguishing，physical characteristics)[C]：the～of iron/plastic/sugar铁/塑料/食糖的特性;the sour～of the vinegar这醋的酸性;the rubbery～of the cheese这奶酪的韧性;the childlike～of the painting 那油画的稚嫩;One～of wood is that it can burn.木材的特点之一是可以燃烧。The～of her voice is its richness.她的音质深沉圆润。〖同〗characteristic，property;

(4)显赫的地位(high social position)[U]：a man/lady of～上等人/达官贵妇;the famous club where all the～play上流社会人士玩乐的著名俱乐部;〖同〗rank，position，dignity;〖反〗inferiority;

→′qualitative adj 性质(质量)的，定性的;′qualitatively adv 性质(质量)上;

【辨异】quality与attribute和property的区别见ATTRIBUTE。