Understand, usually after some initial difficulty
English: catch on, get wise, get onto, tumble, latch on, cotton on, twig, get it
cotton_onEnglish
catch on, cotton on, get it, get onto, get wise
catch on, cotton on, get it, get onto, get wise
English: catch on, get wise, get onto, tumble, latch on, cotton on, twig, get it