new kid on the block
新来的人或参与者
口语·形容缺乏经验的新人
英文释义
someone who is new to a particular area or group, often implying that they are inexperienced or unknown
例句
Don't be too hard on him; he's just the new kid on the block.
典故来源
同'new kid on _ block'，强调在特定群体中作为新人的身份，常带轻微贬义。