"Dyn ni eisiau car newydd."

Translation: We want a new car.

[ibisc]

Dyn ni... = we are... Slightly more formally it would be 'Rydyn ni...'.

[trallong]

diolch

[mizinamo]

Also different pronunciations, right?

"dyn ni" = dỳn (i.e. short) but "dyn" (man) = dŷn (i.e. long)