名词
中文翻译：碳堆
同义词：
['carbon stack', "carbon heap例句：1. The carbon pile is the key to the engine's efficiency.（碳堆是发动机效率的关键。）"]
例句：
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1. The carbon pile is the key to the engine's efficiency.
碳堆是发动机效率的关键。
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2.The engineer carefully placed the carbon pile in the correct position.
工程师小心翼翼地将碳堆放在正确位置。
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3. The carbon pile was used as a fuel source for the car's internal combustion engine.
碳堆被用作汽车内燃机的一种燃料来源。