She was ordered out of her home by a fire marshal because the house next door had an explosion from a leaking gas main.

她被消防队长命令离开自己的家，因为隔壁房的煤气主管道泄漏发生了爆炸。

A very severe explosion can damage the crankcase door and cause fire in the engine room.

非常剧烈的爆炸会损坏曲轴箱防爆门，引起机仓着火。

Two years ago, when my younger brother was ten, he came home from school, and as he opened the door he heard the familiar sound of explosion rising from the street he just left behind him.

两年前我的弟弟十岁，他放学回家，刚打开门，就听见熟悉的爆炸声从他身后刚刚离开的街上响起。