lit. ripe as a melon that rolls from its vine (idiom); fig. to know fluently; to know sth inside out; to know sth by heart
trad. 滾瓜爛熟
Also written 滾瓜爛熟【gǔn guā làn shú】
lit. ripe as a melon that rolls from its vine (idiom); fig. to know fluently; to know sth inside out; to know sth by heart
trad. 滾瓜爛熟
Also written 滾瓜爛熟【gǔn guā làn shú】