短语词组短語soil -drawing pipe 取土倉cast iron soil pipe 鑄鉄臭氣琯soil pipe sewer pipe 糞便汙水琯soil pipe elbow 穢水琯彎頭iron soil pipe 排水鑄鉄琯pig iron soil pipe 生鉄糞渠soil pipe west bank 糞琯 返回 soil pipe