当你要买贵重商品，例如轿车。冰箱或家具，你最好货比三家。

When you want to buy expensive items like cars, refrigerators or furniture, it's best to shop around.

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在协助调查不良经营手法方面，化验所经常对一些贵重商品，例如鱼翅、。

As for the investigation of fraudulent trade practices, precious commodities such as shark's fin and swiftlets nests are regularly submitted for certification of their authenticity.

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另一个例子就是一些耐用消费品，如汽车、房子，消费者购买这些贵重商品的次数不会多。

Another example deals with certain durable consumer goods since consumers only infrequently purchase expensive goods like a car or home.

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