

В муке завёлся какой-то жучок.
Some kind of bug has gotten into the flour.
Смотри, по стене ползут маленькие жучки.
Look, little bugs are crawling on the wall.
Дети весь день ловили жучков в саду.
The kids were catching bugs in the garden all day.
"жучок" is in the lesson "Insects" (Level 16), along with 21 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.