内燃机是一个极为复杂的燃烧系统，由许多相互关联相互影响的部件所组成。

An internal combustion engine is a highly complex combustion system with many interacting components.

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内燃机是一个极为复杂的燃烧系统，由许多相互关联相互影响的部件所组成。

An internal combustion engine is a highly complex combustion system with many interacting components.

youdao