burst into flame (或 flames)

suddenly begin to burn fiercely

突然开始熊熊燃烧

the grass looked ready to burst into flame.

草坪看来马上就要烧成大火了。

go up in flames

be destroyed by fire

毁于大火

last night two factories went up in flames.

昨晚有两家工厂毁于大火。

in flames

on fire; burning fiercely

着火；熊熊燃烧

the plane plunged to the ground in flames.

飞机燃烧着冲向地面。

old flame

(informal)a former lover

(非正式)旧情人

flame out

(of a jet engine) lose power through the extinction of the flame in the combustion chamber

（喷气发动机因燃烧室熄火而）失灵