I reached the cockpit and directed the extinguisher at the fire without effect.

我进入驾驶舱，把灭火器对准火焰喷射，但没有效果。

Someone set off a fire extinguisher.

有人打开了灭火器。

Misuse of a fire extinguisher will result in fines.

滥用灭火器会被罚款。

Buy a fire extinguisher to keep outside.

买一个灭火器放在外面。

Irresponsible use of a fire extinguisher can create a dangerous situation for other residents and could result in damage to personal property.

不负责任地使用灭火器会给其他居民造成危险，并可能损坏个人财产。