短語詞組短語mineral water in barrel 桶裝礦泉水Water Barrel Fountain 水泵桶water barrel effect 水桶效應(yīng)pneumatic water barrel 抽氣排水筒barrel water 桶裝水barrel water levels 鍋筒水位lift a barrel of water 打水boil a barrel of water 燒開了一大桶水 返回 water barrel