Mnemonic symbol: a pentagram.
In the space station (Ø3), Willy Walrus (w) chops up a steel beam (工) with a sickle (乛) into five (五) equal parts. He uses the five parts to assemble a steel pentagram (五).
We use cookies to ensure the basic functionality of the website (essential cookies) and to analyze traffic as well as to provide personalized ads (non-essential cookies from Google Analytics and Google AdSense). Please choose whether you want to consent to all cookies or only essential cookies. For more information, please see our Privacy Policy .