形容词
中文翻译：自我驱动的
同义词：
['autonomous', 'self-directed']
例句：
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1.The car is self-propelled, so it doesn't need a driver.
这辆车是自我驱动的，所以不需要司机。
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2. The project is self-propelled, and the team can work independently.
这个项目是自我驱动的，团队可以独立工作。
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3. The train is self-propelled, which means it can move on its own power.
火车是自我驱动的，这意味着它可以依靠自己的动力移动。