[例2] This product looks nice，but poor in quality.
这种产品表面看起来很好，质量却很差。
[造句] 我们的产品质量好。
Our products are of high/good/top quality.
[归纳拓展]
(1)quality n． 质量；品质；品德
of high/good/top quality 质量高
of low/bad/poor quality 质量差
(2)quantity n. 数量
a large quantity of＝large quantities of
许多，大量
