形容词
中文翻译：Unknown
同义词：
['main', 'central', "pivotal例句：1. The city is located at the center of the country.（这个城市位于该国的中心。）2. The project is crucial to the company's success.（这个项目对公司的成功至关重要。）"]
例句：
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1. The city is located at the center of the country.
这个城市位于该国的中心。
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2. The project is crucial to the company's success.
这个项目对公司的成功至关重要。
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3.The meeting was held in the center of the room.
会议在房间中央举行。