What does "let me know" mean in English for Spanish?

In English for Spanish, "let me know" means:

dime

Listen to "let me know": (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 4, Level 1, Scene 6
• English for Spanish 4, Level 2, Scene 1