POB系统的主要优势在于：当利率升高时，它给了业主一个回够自己贷款的机会。

A key benefit of the POB system is that it offers performing homeowners the opportunity to buy back their loans when interest rates rise.

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当气体受热时，它的温度就会升高。

When a gas is heated, its temperature will rise.

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当气体受热时，它的温度就会升高。

When a gas is heated, its temperature will rise.

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