柯林斯词典combustion /kəmˈbʌstʃən/ 1. N-UNCOUNT Combustion is the act of burning something or the process of burning. 燃烧[技术] The energy is released by combustion on the application of a match. 能量通过点火柴燃烧释放出来。 返回 combustion剑桥词典the process of burning 燃烧（过程） chemistry specialized the chemical process in which substances mix with oxygen in the air to produce heat and light （化学）燃烧 返回 combustion