动词
中文翻译：熟练的
同义词：
['trained', 'practiced', 'competent', 'proficient']
例句：
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1. She has been practicing the piano for over ten years.
她已经练习钢琴十年了。
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2. He is a highly trained professional in his field.
他是他领域的一位高度训练有素的专业人売。
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3.The athletes are all very competent at their respective sports.
这些运动员在各自的运动项目上都很有才能。