an unexpected or undeserved gain
If something comes, as a Chinese idiom, Pinyin is t ǎ NGL á izh ī w ù, which means something that is unexpected or not deserved. It's the same as "something that comes here.". It's from Dong Tang Lao.
Analysis of Idioms
Synonym: something coming from Tang Dynasty
Idiom usage
As an object; of property acquired by accident
The origin of Idioms
In Yuan Dynasty, Qin Jianfu's dongtanglao, the third discount: "this money is what you want."
an unexpected or undeserved gain
Be ignorant of the affairs of the world - bù xiǎo shì wù
provide for oneself and live comfortably - yǎng zūn chǔ yōu
The whip is not as long as the horse's belly - biān cháng bù jí mǎ fù