lit. ripe as a melon that rolls from its vine (idiom); fig. to know fluently

listen to the pronunciation of lit. ripe as a melon that rolls from its vine (idiom); fig. to know fluently
İngilizce - Çince
滚瓜烂熟
滾瓜爛熟
lit. ripe as a melon that rolls from its vine (idiom); fig. to know fluently