名词
中文翻译：四千亿
同义词：
['quadrillion', "quadrillion例句：1. The company's annual revenue has exceeded the quadrillion mark.（该公司的年收入已超过四千亿。）"]
例句：
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1. The company's annual revenue has exceeded the quadrillion mark.
该公司的年收入已超过四千亿。
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2.The government has allocated a quadrillion yuan to support the development of the economy.
政府已拨款一千亿用于支持经济发展。
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3. The world population is expected to reach a quadrillion by 2050.
预计到2050年，世界人口将达到四千亿。