Hinder firearm to is it prevent flammable gas , liquid flame from spread and prevent flash back but cause safety device of explosion to used for.是什么意思_Hinder firearm to is it prevent flammable gas , liquid flame from spread and prevent flash back but cause safety device of explosion to used for.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句