A thief is a thief
It's a Chinese idiom. Pinyin is Z é it ó uz é in ǎ o, which means to describe a furtive action. It's from flowers in the mirror.
The origin of Idioms
The fourteenth chapter of Jing Hua Yuan written by Li Ruzhen in Qing Dynasty: "most of them don't want to be generous when they eat. They always steal their brains, hide and eat behind others."
Idiom usage
Combined; attributive; derogatory.
Examples
Li Yu of the Qing Dynasty wrote in the painting of Yu Tiao tou, a traitor: "there is a traitor behind him. After all, he is a spy."
The second chapter of Li Ruzhen's Jing Hua Yuan in the Qing Dynasty: "the most amazing thing is that the little mouse wants to dance and is afraid of cats. He hides and steals. He can't lose his identity of stealing oil without pretending to be polite."
"He is as thin as a thief monkey as he was a few decades ago," hooch wrote in the sound of the piano Ding Dong
A thief is a thief
plug one 's ears while stealing a bell - yǎn ěr tōu líng
be always in grief and prone to illness - duō chóu shàn bìng
all the stars twinkled around the bright moon - zhòng xīng gǒng běi