辞書 ポーランド語 - 英語
- 
biegły w 英語で:
1. 
adept at
They have become adept at reading and filling in forms.
They are adept at catching large species.
英語 "という言葉biegły w"（adept at）集合で発生します。
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Vocabulary 30
2. 
fluent in
Which languages are you fluent in
Which languages are you fluent in?
英語 "という言葉biegły w"（fluent in）集合で発生します。
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3. 
proficient in
She's really good at languages and she's proficient in English, French and German.
