“瓦斯”的拼音为：wǎ sī...

防暴警察向人群中投掷了催泪瓦斯罐和烟幕弹。Riot police hurled tear gas canisters and smoke bombs into the crowd.军队用炮火和催泪瓦斯予以反击。The army responded with gunfire and tear gas.编辑基思·瓦斯否认他知道内部消息。Keith Vass, editor, denies he had inside knowledge....

“瓦斯”的英语可以翻译为：[采矿] gas，mashgas ...

“克瓦斯”的英语可以翻译为：kvass ...