"Opening a shop in Wu Dalang" means that some people are jealous of their talents, and dare not use someone with a higher level than themselves, for fear that someone with a higher level will rob him of his job. It is used to satirize those who are narrow-minded and do not strive to improve their abilities, but are blindly jealous of others.

Opening a shop in Wu Dalang is a two-part allegorical saying. The whole sentence is: Wu Dalang opens a shop-I don't have to go higher.

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1, Wu Dalang, a fictional character of Water Margin, has no prototype and is the oldest martial artist. His name is Wu Dalang, and he is from Qinghe County, Hebei Province. My parents died when I was very young, and I tried to raise my brother Song Wu. He sold baked wheat cakes, married Pan Shi Jinlian, and was later killed.

Shi Naian is a new figure derived from the story of Song Wu, a tramp and Song Wu, a tiger killer, in The Romance of the Great Song Dynasty, which was lost in the Yuan Dynasty, and Song Jiang's Thirty-six Zans (according to Zhejiang Tongzhi, he is a tramp who often entertains in the Golden Gate and has no brothers).

2. Two-part allegorical saying is a special language form created by working people in China since ancient times. It is a short, interesting and vivid sentence with a specific meaning.

It consists of two parts: the former part plays the role of "introduction", like a riddle, and the latter part plays the role of "backing", like a riddle, which is very natural and appropriate.

In a certain language environment, you can understand and guess the original intention by saying the first half sentence and "resting" the second half sentence, so it is called two-part allegorical saying.