所以他们点燃了天然气，以免有毒气体外泄。可从那以后，洞窟就一直燃烧着，整整35年没有停歇。

So they ignited it so that no poisonous gas could come out of the hole, and since then, it's burning, already for 35 years without any pause.

youdao

所以他们点燃了天然气，以免有毒气体外泄。可从那以后，洞窟就一直燃烧着，整整35年没有停歇。

So they ignited it so that no poisonous gas could come out of the hole, and since then, it's burning, already for 35 years without any pause.

youdao