proficient
BrE /ˈprɒ.fɪ.shənt/ AmE /prəˈfɪʃ.ənt/
adjective en → es
having a good level of skill or knowledge in something
proficiente, hábil, competente
- be proficient at/in doing sth
Collocations proficient in a language · proficient with technology
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She is proficient in several languages.
Ella es proficiente en varios idiomas.
having a high level of skill or knowledge, especially in a particular area
experto/a, versado/a
- be proficient at/in doing sth
Collocations proficient in a field · proficient with tools
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He is proficient with all the latest software.
Él es competente con todo el software más reciente.