:block URL_STRING  Start blocking network requests    It accepts only one URLSTRING argument, an unquoted string which will be used to block all requests whose URL includes this string.   Use :unblock or the Network Monitor request blocking sidebar to undo this.
:block URL_STRING  Blokowanje syćowych naprašowanjow započeć    Akceptuje jenož jedyn argument URLSTRING, znamješkowy rjećazk bjez pazorkow, kotryž so wužiwa, zo by wšě naprašowanja blokował, kotrychž URL tutón znamješkowy rjećazk wobsahuje.   Wužiwajće :unblock abo bóčnicu naprašowanja syćoweho monitora, zo byšće to cofnył.