/ɪnˈsɪst ɒn/ – Phrase
Definition: Khăng khăng, đòi hỏi.
A more thorough explanation: 1. to demand that something happens or that someone agrees to do something
2. to say strongly that something is true, especially when other people think it is not true
Example: 1. I insist on full disclosure.
2. Mr Gilhooley insists that he is innocent.