burn的过去分词和过去式:burnt
adj.烧坏的;烧伤的;烫伤的;灼伤的
v.燃烧;烧;着火;烧着;(使)烧毁,烧坏,烧伤,烧死
例句:
When burnt, plastic produces dangerous by-products.
塑料燃烧时产生出危险的副产品。
The clutch has burnt out.
离合器因过热而失灵了。
The wires had short-circuited and burnt out.
电线短路,烧坏了。