______ said, “There are three inventions which have decisively changed the world.”

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• The Chinese Four Great Inventions （paper making， printing， gunpowder and compass） as well as the skills of silkworm breeding and
• Which one is not the four great inventions of China？
• The concept of the Four Great Inventions originated from the East, and is adapted from the European intellectual and rhetorical
• The four great inventions in ancient China are compass, gunpowder, papermaking and printing.
• China’s high-speed railway is vividly called　one of the “four great inventions” of modern China.