inexperience
🇺🇸
/ˌɪnɪkˈspɪriəns/
🇬🇧
/ˌɪnɪkˈspɪəriəns/
Not having enough knowledge or experience in a particular area.
Due to his inexperience, he made several mistakes during the presentation.
由于他的经验不足,他在演示中犯了一些错误。