求翻译：原因之一：国际市场价格的带动。由于石油价格持续上涨，美国等国家大规模开发生物能源，对玉米、大豆等粮食需求量大幅增加。这导致国际市场粮价大幅度上涨，进而拉动了国内粮食价格上升，并影响到以粮食为原料的食用油、肉、禽、蛋、奶等主要副食品价格。是什么意思？

One reason: the international market price driven. As oil prices continued to rise, the United States and other countries to develop large-scale bio-energy, and a substantial increase in the demand for corn, soybeans and other food. This led to the sharp rise in food prices of the international mark