become wiser after being duped
Shangdangxueguai is a Chinese idiom with the pronunciation sh à NGD à ngxu é Gu à I. once you have suffered a loss, you will not be fooled next time.
Idiom explanation
I won't be fooled next time.
Idioms and allusions
[source] jingyanhuilu: "when you are good at learning, where you suffer losses, you will gain insight."
Discrimination of words
[example] in doing business, we should pay attention to honesty, otherwise customers will not come to our door in the future.
become wiser after being duped
reject representations and gloss over errors - jù jiàn shì fēi
in one 's humble position , one 's word does not carry much weight - shēn wēi yán qīng
The warbler is jealous of the swallow - yīng cāi yàn dù
It's cool under a big tree - dà shù dǐ xià hǎo chéng liàng