猎物被杀时在场
(比赛等)结尾时在场

be in at the death be at home in the saddle be in at be at the boil be at the end be at the front be tried at the Bar be at the bottom of be burned at the stake be at the pains of be at the receiving end kill the plant in the seedling stage in some cases kill the seedlings be young at the work be at the end of... be at the bottom of... be asleep at the switch be in the picture be in the panel be in the red