例句 /

It was an unattended item, emitting a popping sound,a police spokesman said. Just as a precautionary measure, [the] police went and investigated. It [was] a whoopee cushion.

It was an unattended item, emitting a popping sound,a police spokesman said. Just as a precautionary measure, [the] police went and investigated. It [was] a whoopee cushion.

这是一件无人看管的物品,它会发出爆鸣声,警方的一位发言人说,为了防止出现意外,警方前往调查了,那是个一坐就发出放屁声的垫子。