Passengers walk through a machine that blows a burst of air , intended to dislodge molecules of substances on a person 's body and clothes .
旅客们穿越一台机器时,会有一阵气体吹过,其目的是获取人体和衣物里面物体的一部分分子。
A thunderous burst of fireworks shattered the air .
于是火光一亮,鞭炮突然响起来。