基本解释[經濟學]輪式泡沫滅火器词组短语短語wheeled d foam extinguisher 輪式泡沫滅火器wheeled high expansion foam extinguisher 推車式移動高倍數泡沫發生器wheeled foam extinguisher更多词组专业释义經濟學輪式泡沫滅火器