Bebi贝比bev.有；在；是；到达；拜访be highly reputed有好名声be fitted up with装有Be sure to do sth确信某事be no stranger to对 ... 不陌生对 ... 熟悉对 ... 有经验be positive aboutvt.确信(确知)be kept perfectly保持完整Be keen to do sth对某些感兴趣be in the balancevi.未定(悬而未决)be sadly mistaken完全搞错; 完全错误be foul-mouthed嘴里不干不净