unacademic
/ˈʌnˌækəˈdemɪk/adjective
1- not adopting or characteristic of a scholarly approach or language（方法, 语言）非学术的; 无学究味的：
his language was refreshingly unacademic.
他的语言活泼而无学究味。
1.1
- (of a person) not suited or drawn to academic study（人）不适合做学术的。