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By quickly storing and delivering charge, batteries could accommodate fluctuations in supply and demand, and help to incorporate variable sources of power such as wind and solar.

通过快速的存储和高效率的充电模式，电池可以很快的调节供应和需求之间的平衡，同时又可以吸收其他多变的能源，例如风能和太阳能。

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The price you can charge varies with the supply and demand of the area.

价钱可以随着这个地区需求和供给的不同而变化。

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If they are so in demand that dealers can charge thousands over the sticker price and still they are flying off the lots, just build the cars and they will come.

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If a customer decides to invoke compute capacity on demand, there is an extra service charge for that month.

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For promising to provide liquidity should capital suddenly flee, the banks charge Argentina a fee and demand Argentine bonds as collateral.

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