http://www.tashian.com/multibabel/
Just type in your favorite One Piece quote and see it get translated though different langugages.
Just read the description to find out how it works.
Here's what I did for Luffy hitting Coby
Original Quote
Coby: Why did you hit me?
Luffy: Just because.
Here's what I got through 5 different languages.
Coby: Why you that you repaired?
Luffy: Also one because.
NEW ONE: Here's what I got for Smoker's "eat shit" line
Original: Tell them to eat shit!
5 languages later: Legend to them to eat to the excrement!