millstoneKK [ˋmɪlˏston] /ˈmɪlˌstoʊn/發音名詞1沉重的負擔、累贅、包袱比喻The old factory became a millstone around the company's neck.那座老舊廠房成了公司的沉重負擔。2磨石、石磨Two huge millstones slowly ground the wheat into flour.兩塊巨大的磨石慢慢把小麥磨成麵粉。