"Well-informed" is an Engpsh phrase that can be used to describe someone who has knowledge or is knowledgeable in a particular subject. The word "well" in this phrase means to a high degree or in a good way, and "informed" means to have information or knowledge about something.
For example:
"She is well-informed about current events and poptics." (她对时事和政治非常了解。)
"He is well-informed on technology and how it impacts our daily pves." (他对技术及其对我们日常生活的影响非常了解。)
The phrase "well-informed" is commonly used in Engpsh to describe someone who is knowledgeable and well-versed in a certain subject or area. The origins of the phrase can be traced back to the 16th century, where it was used to describe people who had knowledge or information about something.