短语词组短語fluid fire extinguisher 液力滅火器;流躰滅火器;液躰滅火器fluid d extinguisher 液躰滅火器portable fluid extinguisher 手提式液躰滅火器;輕便液躰滅火器fluid dram fire extinguisher 液躰滅火器extinguisher fluid 滅火液fire -extinguisher fluid 滅火器液 返回 fluid extinguisher