形容词
1. Is this an authoritative order or a personal request?
这是官方的命令还是个人的要求？
2. This is an authoritative biography.
这是一本具有权威性的传记。
3. Don't be so authoritative when you ask me to do something.
你要我做事时，不要那么专横。
1. 授权：DNS服务器的角色可以分成3种:根(Root)、授权(Authoritative)和解析(Resolver). 不同角色的DNS对安全的要求层次也不同. 由于历史原因,所有的根服务器都分布在北美和欧洲. 我国电信运营商,一般都会在各省统一部署DNS服务器,
2. 权威：AUE²:权威(Authoritative)有用(Usable)有趣(Enjoyable)高效(Effective) 5年级的学生除了具备一定分析能力,对社会也有了认知和自己的见解. 刊物让学生结合课堂知识的学习,观察大自然、思考人类社会,灵活运用书面文字表达自己的观察所得.
1. 权威的;威严的;有威信的
Someone or something that is authoritative gives an impression of power and importance and is likely to be obeyed.
e.g. He has a commanding presence and deep, authoritative voice...
他仪态威严，声音低沉，说话有威信。
e.g. Her smile was warm but authoritative.
她的笑容很和蔼，同时又透着威严。
2. （在某一方面）权威性的，可信的
Someone or something that is authoritative has a lot of knowledge of a particular subject.
e.g. The first authoritative study of polio was published in 1840...
关于小儿麻痹症的第一篇权威性研究报告发表于1840年。
e.g. The evidence she uses is usually highly authoritative.
她采用的证据通常都具有很高的可信度。
adj
1. sanctioned by established authority
e.g. an authoritative communique
the authorized biography
Synonym: authorizedauthorised
2. having authority or ascendancy or influence
e.g. an important official
the captain's authoritative manner
Synonym: important
3. of recognized authority or excellence
e.g. the definitive work on Greece
classical methods of navigation
Synonym: classicalclassicdefinitive
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