

Der große Becher kostet fast doppelt so viel.
[deːɐ ˈɡroːsə ˈbɛçɐ ˈkɔstət ˈfast ˈdɔpl̩t ˈzoː ˈfiːl.]
The large cup costs almost twice as much.
Ich nehme den Burger mit doppeltem Käse, bitte.
[ˈɪç ˈneːmə ˈdeːn ˈbʊrɡɐ ˈmɪt ˈdɔpl̩təm ˈkɛːzə, ˈbɪtə.]
I'll have the burger with double cheese, please.
Möchtest du einen doppelten Espresso zum Mitnehmen?
[ˈmœçtəst ˈduː ˈaɪ̯nən ˈdɔpl̩tn̩ ɛsˈprɛso ˈtsʊm ˈmɪtneːmən?]
Would you like a double espresso to go?
"doppelt" is in the lesson "Fast-food" (Level 32), along with 13 other useful words. LinDuo has 180 topic lessons like this one, 2,375 words in total. Every word has an illustration, a transcription and pronunciation in a female and a male voice. Just 10–15 minutes a day is enough to learn them all. Free, and works offline.