The senior civil servant they arrested for spying turned out to be a Trojan horse, planted by enemy intelligence twenty years previously.
他们逮捕的那位因进行间谍活动的高级文职人员，原来是20年前敌人情报机构安插的特洛伊木马。
Jack is getting above himself. He's only been in the firm two weeks and he's already telling his seniors how to do their work.
杰克变得越来越自高自大了。他来公司只有两周就已经开始教训长者该怎样办事了。
It is impolite for children to cut in when their seniors are talking.
孩子们在他们的长辈谈话时插嘴是不礼貌的。
