常見(jiàn)例句between +420 and +589) as a device to allow several farmers to work at the same quern . 譯文:到南朝(420-589年)時(shí),又加上了連桿,使幾個(gè)人能共同推動(dòng)一盤(pán)人力磨。Querné 凱爾內(nèi)stone quern 石磨盤(pán)quern stonen. 磨石 返回 quern