Örümceklerin böcek olmadıkları iyi bilinen bir gerçektir.
- It's a well-known fact that spiders aren't insects.
Onun çok iyi bilinen bir aktris olduğu söylenilmektedir.
- It's said that she's a well-known actress.
A common approach is for the server to accept messages at a well-known port.
... they're probably pretty well known. ...
... in 2011, population is declining in more than 50 countries. Not well-known. ...