At present, the most widely used substance is ethanol, which can be made from sugar cane, sugar beet and maize (or corn, as it is called in America).
现阶段使用得最多的燃料材料是乙醇，这种材料可以提炼于甘蔗、甜菜与玉米(美国称为包谷)。
One gene comes from maize, or corn, and the other from a soil bacterium.
其中一个基因来自于玉米，另一个基因来自于土壤细菌。
One gene comes from maize, or corn, and the other from a soil bacterium.
其中一个基因来自于玉米，另一个基因来自于土壤细菌。
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