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单词 prechamber
释义

Definition of prechamber in English:

prechamber

noun ˈpriːˌtʃeɪmbə

  • In some diesel engines: a small chamber near the cylinder head in which a portion of fuel-air mixture can be compressed and heated to facilitate or initiate combustion.

Origin

1930s. Short for pre-combustion chamber from pre-combustion + chamber.

Definition of prechamber in US English:

prechamber

nounˈpriːˌtʃeɪmbə

  • In some diesel engines: a small chamber near the cylinder head in which a portion of fuel-air mixture can be compressed and heated to facilitate or initiate combustion.

Origin

1930s. Short for pre-combustion chamber from pre-combustion + chamber.
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更新时间：2025/2/21 6:05:40