Jack had attended these meetings as a matter of routine for years.数年来，杰克把参加这些会议当成是例行公事。She was bored with the deadening routine of her life.她厌倦了自己生活令人窒息的一成不变。He continued to mow the lawn and do other routine chores.他继续剪草...
Today at the crossing there were swarms of tourists taking photographs.今天在十字路口有大群的游客在拍照。They came to town in swarms.他们蜂拥来到城里.On June the first there were swarms of children playing in the park.6月1日那一天,这个公园里有一群群的孩子玩耍....