形容词
中文翻译：主要的
同义词：
['primary', 'chief', 'primary-focused例句：1. The primary focus of the project is to improve efficiency.（该项目的首要目标是提高效率。）2. The primary source of income for this family is farming.（这个家庭的主要收入来源是农业。）3. The primary function of the computer is to process data.（计算机的主要功能是处理数据。）']
例句：
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1. The primary focus of the project is to improve efficiency.
该项目的首要目标是提高效率。
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2. The primary source of income for this family is farming.
这个家庭的主要收入来源是农业。
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3. The primary function of the computer is to process data.
计算机的主要功能是处理数据。