The significance of the test is that a person with outstanding ability performs a simple little thing first, and it is also a metaphor for a person with strong ability to show his talent at the beginning of doing things. Niu Dao means a knife to kill cattle, and a small test is to try it a little and show your skills initially.

The word "big test skills" comes from a poem by Su Dongpo, which he gave to his friends. His good friend went to a city to be an official. Su Shi wants to use this poem to praise his talent and affirm that he is an outstanding talent. This word is a commendatory term, synonymous with bud, bud, and antonym is to show off one's talent. After seeing her son try to appear in the play, she decided to explore his acting talent.