a. 未燃的
1. His body was cremated but his bones remained unburned.
他的尸体被火化了 但他的骨头没被烧掉
2. The sound of a car backfiring occurs when unburned fuel vapor is ignited by a very hot muffler upon the car being turned off.
汽车回火会发出声音 当未燃烧的燃油蒸汽被火热的消音器点燃 就在车子熄火的时候
以上参考资料就是本英汉词典详细汇总的单词unburned的翻译英语含义，如有错漏请向我们提供反馈意见。