We need to look at the fundamental factors driving food prices: demand and supply.

我们必须看到操纵粮价的基本因素：需求与供给。

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And driving power supply, all with "LED lights" about the life.

以及驱动电源等都与“LED灯”的寿命有关。

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And driving power supply, all with "LED lights" about the life.

以及驱动电源等都与“LED灯”的寿命有关。

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