保健是显着不同于普通商品，如食品和衣服，因为我们不知道我们需要什么，我们需要多少钱。
Health care is significantly different from common commodities such as food and clothes, since we don't know when we need and how much we need pay.
保健是显着不同于普通商品，如食品和衣服，因为我们不知道我们需要什么，我们需要多少钱。
Health care is significantly different from common commodities such as food and clothes, since we don't know when we need and how much we need pay.
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