

Меркурий — самая маленькая планета.
Mercury is the smallest planet.
На Меркурии днём жарко, а ночью холодно.
On Mercury it's hot during the day and cold at night.
Ты когда-нибудь видел Меркурий на небе?
Have you ever seen Mercury in the sky?
"Меркурий" is in the lesson "Space" (Level 25), along with 15 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.