well-informed

基本解释

“They provide security for the regime, not for the state,” explains a well-informed local.
「他们为个人政权提供安全，而不是为国家，」一位消息灵通的地方人士解释。
The Internet may be a paradise for well-informed news junkies, but it is a confusing news junkyard for the rest of us.
互联网可能是一个天堂消息灵通的消息迷，但是它对我们来说是混乱新闻的垃圾场。
I can only pronounce him to be a sensible man, well-bred, well-informed, of gentle address, and, I believe, possessing an amiable heart.
我只能说他是个很有理智的人，受过良好的教育，见多识广，举止文雅，而且我认为他心地温厚。

So we keep each other informed and both sides remain well-informed so that they can avoid the possibility of accidental fire or friendly fire."
It requires the citizens are informed, not just informed, well-informed enough to know whether they are being adequately served.
公民需要了解，不仅仅是了解，要很好地了解他们是否,得到了政府的良好服务。
麻省理工公开课 - 媒体、教育、市场课程节选
And also be well-informed as to what you need to do and the steps you need to take
对于你要做什么，要采取什么步骤，你都要保持消息灵通，
想成为明星吗？ - SpeakingMax英语口语达人

We simply want to provide a platform that empowers consumers to make well-informed purchasing decisions.
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If you say that someone is well-informed, you mean that they know a lot about many different subjects or about one particular subject.