量少质差 meaning in Chinese

be lacking both in quantity and quality

The unhealthy nature of the site ; the quantity and quality of the children s food ; the brackish , fetid water used in its preparation ; the pupils wretched clothing and accommodations - all these things were discovered , and the discovery produced a result mortifying to mr . brocklehurst , but beneficial to the institution
学校的地点不利于健康，孩子们的伙食量少质差，做饭用的水臭得使人恶心学生们的衣着和居住条件很糟，一切都暴露无遗，曝光的结果使布罗克赫斯特大夫失脸面，使学校大受得益。