A world without electric lights. Without electricity.
一个没有电灯的世界。没有电的世界。
More than one and a half billion people around the world live without electricity.
全世界超过15亿人的生活中仍然没有电力。
Without electricity, the world would become so dark that a person could not even see a hand in front of his face.
这么说的话古代人都是一直生活在伸手不见五指的黑暗中的吗？
Without electricity, the world would become so dark that a person could not even see a hand in front of his face.
这么说的话古代人都是一直生活在伸手不见五指的黑暗中的吗？
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