副词
中文翻译：主要地
同义词：
['predominantly', 'predominantly例句：1. Mainly', 'I enjoy reading books about history.（我主要喜欢阅读关于历史的书籍。）']
例句：
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1. Mainly, I enjoy reading books about history.
我主要喜欢阅读关于历史的书籍。
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2. The company's main product line is electronics.
该公司的主要产品线是电子产品。
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3. The team mainly consists of engineers and technicians.
该团队主要由工程师和技术人员组成。