短語詞組短語The primary drug treatment 基礎(chǔ)葯物治療primary chemical treatment 初級化學処理primary surgical treatment 初期外科処理primary sewage treatment 一級汙水処理primary heat treatment 預(yù)先熱処理primary surgery treatment 初期外科処理Primary waste treatment 汙水処理primary operative treatment 一期手術(shù)治療primary wastewater treatment 廢水一級処理;廢水初步処理 返回 primary treatment