英语
德语
德语
英语
PONS词典中的例句（已经编辑处理）
单语范例（未经PONS编辑处理）
He became so proficient in ancient languages that he became a tutor at that school when he was fifteen years old.
en.wikipedia.org Humans are the most proficient race at utilizing social bonds for survival.
en.wikipedia.org He developed his own style within genre painting, and became proficient in portrait painting.
en.wikipedia.org The sheep were managed by shepherds who moved around on stilts and became proficient at covering long distances thus supported.
en.wikipedia.org Kay is proficient in many alien languages and has knowledge of alien customs and rituals.
en.wikipedia.org 互联网提供的例句（未经PONS编辑处理）
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www.swisscom.ch Which languages do I have to be proficient in?
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Welche Sprachen muss ich beherrschen?
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