倒背如流

Traditional form:

倒背如流

Pinyin (reading):

dàobèirúliú

Definitions:

• to know by heart (so well that you can recite it backwards)

Characters:

• 倒 - to collapse, to fall over; to lie down
• 背 - back, backside; to betray, to violate
• 如 - as, as if, like, such as, supposing
• 流 - to flow, to drift, to circulate; class

Traditional characters:

• 倒 - to collapse, to fall over; to lie down
• 背 - back, backside; to betray, to violate
• 如 - as, as if, like, such as, supposing
• 流 - to flow, to drift, to circulate; class