Beaver to mouse
The Chinese idiom, Pinyin, means that things can't be successful. It's the same as "baiting mice with beavers". From reform and self improvement.
The origin of Idioms
The speaker, sitting in the well, peeping at the sky, ~ ear! Wang Tao's reform and self improvement in Qing Dynasty
Idiom usage
It is a metaphor for failure
Chinese PinYin : yǐ lí zhì shǔ
Beaver to mouse
Half a hundred miles is ninety. xíng bǎi lǐ zhě bàn yú jiǔ shí
Being a monk for a day and hitting a clock for a day. zuò yī tiān hé shàng zhuàng yī tiān zhōng
take what is wanted from a collection. qǔ jīng yòng hóng