Here are a few common juices that you may be offering to passengers and how to say them in French. In French, we literally say "juice of (fruit)" "jus de (fruit)."
Orange juice=Jus d'orange
Apple juice=Jus de pomme
Tomato juice=Jus de tomate
Cranberry juice=Jus de canneberge
In faster, colloquial speech, you may hear passengers almost drop the "de" in "jus de pomme" "jus de tomate" and "jus de canneberge.
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