1
a rookie at sth
表示在某领域是新手。
He is a rookie at driving.
他在驾驶方面是个新手。
新手；生手；（警察或军队中的）新兵
先理解核心含义，再看它在真实句子里的用法。
新手；生手；（警察或军队中的）新兵
A person who is new to an activity, job, or organization; a novice, especially an inexperienced recruit in the police or armed forces.
He is a rookie at driving.
他在驾驶方面是个新手。
缺乏经验的新兵,尤其是警察或军队中的
An inexperienced recruit, especially in the police or armed forces.
笨拙且缺乏经验的年轻人
an awkward and inexperienced youth
新手。
A novice.
新秀
An athlete either new to the sport or to a team or in his/her first year of professional competition, especially said of baseball, basketball, hockey and American football players.
The rookie made a mistake on his first day at work.
这个新手在上班第一天就犯了一个错误。
Despite being a rookie, she scored the winning goal in her debut match.
尽管是个新手，她在首场比赛中就打入了制胜一球。
Experienced officers often mentor rookies during their training period.
经验丰富的警官通常在培训期间指导新手。
表示在某领域是新手。
He is a rookie at driving.
他在驾驶方面是个新手。
表示新手职业或身份。
She is a rookie cop.
她是一名新警察。
用作状语，表示身份。
As a rookie, I made many mistakes.
作为新手，我犯了很多错误。
Not this
He is rookie.
Use this
He is a rookie.
rookie 是可数名词，前面需要不定冠词 a，汉语母语者容易漏掉冠词。
Not this
He is a rookie of the team.
Use this
He is a rookie on the team.
表示某领域的新手常用介词 on 或 in，而非 of，汉语的“…的新手”可能直译导致 of 误用。
Focus on the distinctions below. Other candidates are kept compact until a reliable usage note is available.
新手才会犯的错误；因缺乏经验而出的差错
Locking your keys in the car is a classic rookie mistake.
把钥匙锁在车里是典型的新手才会犯的错误。
新秀赛季；（职业选手的）首个赛季
In his rookie season, he scored 20 goals.
在他的新秀赛季，他进了20个球。
新警察；刚入职的警察
The rookie cop had to learn to stay calm under pressure.
这名新警察必须学会在压力下保持冷静。
年度最佳新秀（奖项）
The young forward was voted Rookie of the Year in his first NBA season.
这位年轻前锋在NBA首个赛季当选年度最佳新秀。
新手才会犯的错误
Forgetting to save your work is a rookie mistake.
忘记保存工作是新手常犯的错误。
年度最佳新秀
He won Rookie of the Year in his first season.
他在第一个赛季就赢得了年度最佳新秀奖。
发短 /ʊ/ 音 (如 good, book)
Use rookie naturally, then get feedback on meaning, tone, grammar, and phrasing.
Revisit a common error or keep this word in your review list.
rookie 读起来像“入奇”：刚入行的新人看什么都新奇，正是新手、菜鸟。
语域：informal 常见场景：sports commentary、casual workplace conversation、everyday conversation 通常用于非正式场合，多出现在体育报道、职场闲聊或日常对话中，指缺乏经验的新手；正式语体中较少使用。
True rhymes: cookie /ˈkʊki/ and bookie /ˈbʊki/ share the /ʊk/ + /i/ ending with rookie. Lookalikes that do not rhyme: cook /kʊk/ and rook /rʊk/ are one syllable and lack the final /i/; rocky and hockey end in /ki/ but use /ɒ/ or /ɑː/ instead of /ʊ/.
Dictionary facts from ECDICT, WIKTIONARY.