飞蛾投火的英文：
[Literal Meaning]
fly/moth/plunge/fire
a moth darting into a flame

[解释]
比喻自找死路、自取灭亡。

[Explanation]
to seeking one’s own doom

[例子]
如果小偷敢在这个时候来博物馆偷东西就是飞蛾投火，我们一定会抓住他们。

[Example]
If the thieves dare to steal in the museum at this time, that will be like moths to a frame and we are sure to catch them.

[英语等价词]
to dig one’s grave

The flying moth is forever attracted by the flame—to flirt with death
飞蛾投火