Prize-winning monster... - Tradução em português

Hi there !
I'm learning vocabulary through SRS(Anki) and I've got some doubts about the sentences below in my deck.
Help-me, please.... Thank you so much !

- The pumpkin had grown into a prize-winning monster.

- The old competive juices seemed to have lost their edge.

- To fasten the envolope first peel off the strip of paper along the edge.

- Here, according to legend. Robin Hood lies buried.

- Algood seems to have learned nothing from the faults of his prodecessors.

- Jim was hovering at her elbow, trying to say something