Black Friday: lifetime access is on a special offer in the app, until November 30. Black Friday: special offer on lifetime access, until November 30. Download
곤충들은 겹눈을 가지고 있어서 더 많은 것을 볼 수 있다.gonchungdeureun gyeobnuneul gajigo isseoseo deo manheun geoseul bol su itda.Insects have compound eyes, allowing them to see more.