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该词属于 Oxford 核心词汇，值得优先掌握常见搭配和句型。
以专业身份从事某事(通常指非普通职业,如犯罪活动)
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以专业身份从事某事(通常指非普通职业,如犯罪活动)；定期做某事的同义词
Doing something professionally, for a living (generally said of something that is not a commonplace job, e.g. criminal activity).
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以专业身份从事某事(通常指非普通职业,如犯罪活动)
Doing something professionally, for a living (generally said of something that is not a commonplace job, e.g. criminal activity).
定期做某事的同义词
Synonym of serial (“doing something regularly”).
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该词属于 Oxford 核心词汇，值得优先掌握常见搭配和句型。
Collins 词频等级为 4，建议结合例句记忆，而不是只背中文释义。
页面下方列出了常见词形变化。学习时注意它们在句子中的语法位置。
Dictionary facts from AI_FALLBACK, DICTIONARY_API_DEV, ECDICT, WORDNET.