请你把中文翻译成为英文
鲍里斯·约翰逊将是第一个英国首相 - 如果再次当选 - 下了危险进入联盟办公室，北爱统一党领袖声称。
Boris Johnson will be the first UK prime minister - if re-elected - to enter office with the Union in peril, the leader of the Ulster Unionist Party has claimed.