介词短语
中文翻译：由
同义词：
['under the direction of', 'under the leadership of', 'at the head of']
例句：
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1. The team is led by a skilled manager.
这个团队由一位经验丰富的经理领导。
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2. The project was under the direction of the CEO.
该项目由首席执行官指导。
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3. The company is at the head of its industry.
该公司在其行业中处于领先地位。