这辆车因刹车故障未能通过安全检查。

The vehicle failed the safety inspection because of ___faulty brakes.

如果商品有缺陷，大超市总会给你全额退款。

Big supermarkets always give you a complete refund if an item is ___faulty.

由于一个故障部件，机器停止工作了。

The machine stopped working due to a ___faulty component.