短語詞組短語middle portion of tea 中段茶portion of a series 級(jí)數(shù)的部分portion of the estate 應(yīng)繼份英語;應(yīng)繼份portion of the flight 飛行路線的一段Portion of an appliance 發(fā)明名稱caudal portion of atria 心房的下部Missing portion of casting 澆不到oral portion of nasopharynx 鼻咽口部分portion of an account 賬戶的一部分項(xiàng)目 返回 portion of