BEMFn.反电动势bev.有；在；是；到达；拜访Bechterew's nucleusbe reported back to反馈给Beipiao mining area北票矿区be under an embargov.在封港中在禁运中.被禁止.be in contemplationadj.计划中be dilatory in work拖拉作风be unfavourable for不宜于be in the same boat同舟共济be reduced to doing被逼无奈而做be ready for school准备上学