名词
中文翻译：中心
同义词：
['center', 'core', 'hub', 'focus例句：1. The city is the center of commerce in this region.（这个地区商业的中心是城市。）']
例句：
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1. The city is the center of commerce in this region.
这个地区商业的中心是城市。
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2. The meeting will be held at the center of the campus.
会议将在校园中心举行。
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3. The company's headquarters are located at the center of the city.
公司的总部位于市中心。