inexperienced
🇺🇸
/ˌɪnɪkˈspɪriənst/
🇬🇧
/ˌɪnɪkˈspɪəriənst/
lacking practice or knowledge in something
The inexperienced driver was nervous on the busy highway.
缺乏经验的司机在繁忙的高速公路上很紧张。