名词
中文翻译：核心推动者
同义词：
['core force', 'driving force']
例句：
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1. The core puller is responsible for the smooth operation of the machine.
核心推动者负责机器的平稳运行。
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2. The team's core puller was instrumental in their success.
团队的核心推动者在他们的成就是不可或缺的。
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3. The company's core puller has been instrumental in its growth.
公司的核心技术推动者对其成长起到了关键作用。