defective

The shop replaced my defective kettle without any fuss. ▶

商店很爽快地换掉了我那只有故障的水壶。

Manufacturers should recall defective products promptly to protect consumers and maintain public confidence in safety standards.

制造商应及时召回有缺陷的产品，以保护消费者并维持公众对安全标准的信心。