adv.严厉地，严肃地，一本正经地，死(守)

He was reprimanded sternly by his superior for his tardiness.
他因迟到而被上级严厉训斥。
The captain sternly warned the crew against any form of insubordination.
船长严厉警告船员不得有任何不服从的行为。
The teacher looked at the noisy children sternly, signaling them to be quiet.
老师严厉地看着吵闹的孩子们，示意他们安静。
The judge sternly sentenced the criminal to twenty years in prison.
法官严厉地判处罪犯二十年监禁。
His father sternly forbade him from going out late at night.
他的父亲严厉禁止他深夜外出。
The coach sternly reminded the team about the importance of discipline.
教练严厉提醒队员纪律的重要性。
She was sternly criticized for her poor performance at work.
她因工作表现不佳而受到严厉批评。
The police officer sternly ordered the crowd to disperse.
警察严厉命令人群散开。
The principal sternly addressed the issue of bullying in the school assembly.
校长在学校集会上严厉地谈到了校园欺凌问题。
The company's CEO sternly enforced the new policy without exception.
公司CEO毫不例外地严厉执行了新政策。