BESR脑干听力电反应bev.有；在；是；到达；拜访be out of actionprep.失去作用(停止运行)be astonished to对 ... 感到惊讶be in conference正在开会bematoperitoneum[医] 腹腔积血be in the scales处于紧急关头be true to facts实事求是be consumed with(为某种感情)而不断受折磨be in reecipt ofadj.收到be frightened of害怕对 ... 感到恐惧be subsequent to在