If you pass proficiently, perhaps you'll play professionally.
如果您通过熟练，也许你会发挥专业。
Language Skills: Ability to write and speak English proficiently.
语言要求：有良好的英语读写能力。
It's difficult to keep several languages proficiently under your belt.
同时使用几种语言是很困难的。
It's difficult to keep several languages proficiently under your belt.
同时使用几种语言是很困难的。
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