ignition

发动机的点火系统需要定期检查。

The ___ignition system of the engine needs regular checks.

汽车的点火系统故障了，所以我不得不叫拖车。

There was a problem with the car's ___ignition, so I had to call a tow truck.

在篝火晚会上，点火是大家最期待的环节。

At the bonfire party, the ___ignition of the fire was the most anticipated moment.