What does "the next day" mean in English for Spanish?

In English for Spanish, "the next day" means:

el próximo día

Listen to "the next day": (If you have an HTML5 enabled browser, you can listen to the native audio below)

This is a phrase that is used in the GamesForLanguage English for Spanish Language Game in the following scenes:

• English for Spanish 3, Level 2, Scene 7
• English for Spanish 4, Level 3, Scene 3
• English for Spanish 4, Level 2, Scene 4