millstoneKK [ˋmɪlˏston] /ˈmɪlˌstoʊn/发音名词1沉重的负担、累赘、包袱比喻The old factory became a millstone around the company's neck.那座老旧厂房成了公司的沉重负担。2磨石、石磨Two huge millstones slowly ground the wheat into flour.两块巨大的磨石慢慢把小麦磨成面粉。用这个字练口说→