

Это моя счастливая монета.
This is my lucky coin.
Где твоя монета?
Where's your coin?
Вот монета для автомата.
Here's a coin for the machine.
"монета" is in the lesson "Gambling" (Level 32), along with 11 other useful words. LinDuo has 180 topic lessons like this one, 2,380 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.