名词
中文翻译：中心
同义词：
['focus', 'core', 'pivot']
例句：
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1.The center of the city is bustling with activity.
市中心熙熙攘攘。
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2.The project's main goal is to improve communication between departments.
该项目的主要目标是改善各部门之间的沟通。
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3.The meeting was held at the center of the room.
会议在房间的中心举行。