I'm trying to change the menu item pointed out by Red Arrow.

in TextEdit

[![enter image description here][1]][1]

in Chrome

[![enter image description here][2]][2]

I tried the steps on a [post][3], which is based on the existing services in `Shorcuts`, while my goal is to customize that item to "look up that selected words on the Cambridge Dictionary". Can someone help me on this?

  [1]: https://i.sstatic.net/NLW0C.png
  [2]: https://i.sstatic.net/uqtjX.png
  [3]: https://lifehacker.com/personalize-your-macs-right-click-menu-1821787923