形容词
中文翻译：大量的
同义词：
['considerable', 'considerable', 'substantial', 'significant']
例句：
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1. The company's profits have been substantial in the past year.
公司去年的利润相当可观。
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2.The new building is substantially larger than the old one.
这座新楼比旧楼大得多。
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3.The project is substantial enough to require a team of experts.
这个项目足够庞大，需要一支专家团队。