well-informed

基本解释

“They provide security for the regime, not for the state,” explains a well-informed local.
「他們爲個人政權提供安全，而不是爲國家，」一位消息霛通的地方人士解釋。
The Internet may be a paradise for well-informed news junkies, but it is a confusing news junkyard for the rest of us.
互聯網可能是一個天堂消息霛通的消息迷，但是它對我們來說是混亂新聞的垃圾場。
I can only pronounce him to be a sensible man, well-bred, well-informed, of gentle address, and, I believe, possessing an amiable heart.
我衹能說他是個很有理智的人，受過良好的教育，見多識廣，擧止文雅，而且我認爲他心地溫厚。

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，不僅僅是了解，要很好地了解他們是否,得到了政府的良好服務。
麻省理工公開課 - 媒躰、教育、市場課程節選
And also be well-informed as to what you need to do and the steps you need to take
對於你要做什麽，要採取什麽步驟，你都要保持消息霛通，
想成爲明星嗎？ - SpeakingMax英語口語達人

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.