

O inverno ártico é longo e muito escuro.
As temperaturas árticas chegam aos quarenta graus negativos.
Esta noite vai chegar uma massa de ar ártico.
"ártico" is in the lesson "Adventures" (Level 36), 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.