Translated bit with the DK.
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"What? Why am I having this strange memory of Estarossa?" - Meliodas
"Who is that guy?" - Wild
"You've realized of it, too... I can not think of him as I do of you" - DK
"Ha... Ha..." - DK
"This... This voice!" - Ban
"It must be him!" - Wild
"By the way, he's...
I feel Estarossa feelings for Elizabeth are also in part due to her personality, as kid Estarrossa found that Elizabeth was the one person/friend that didn't dislike him for being weak or a pacifist for not hurting others.
This also confirms Meliodas and Elizabeth were already together during the time he was fighting for the demon clan, and even before he became "kinder" as it seems to imply he once hurt that little dog. Disregard this, upon re-reading it seems the dog actually hurt himself.
Here's the Flashback with Estarossa and Elizabeth:
"What are you doing here all by yourself? Did you fight with your brother?" - Elizabeth
"Eli- Elizabeth, no... it's that everyone calls me a loser, that I can't even kill a single bug... " - Kid Estarossa
"And why are you paying attention to...
"Elizabeth... This place is noisy. Let's go to a quieter place. If not I will make this place quiet." - Estarossa
"NO! Please... don't hurt anyone...! I'll do what you say..." - Elizabeth
"I have just the place I want to take you." - Estarossa
"Everyone listen to me, it's going to be...