名词
中文翻译：黑带
同义词：
['black belt', 'black belt level', 'black belt rank例句：1. He is a blackbelt in martial arts.（他在武术中是黑带。）2. The black belt instructor was verystrict with his students.（这位黑带教练对学生非常严格。）3. The black belt in tai chi has been practicing for over tenyears.（太极的黑带已经练习了十年以上。）']
例句：
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1. He is a blackbelt in martial arts.
他在武术中是黑带。
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2. The black belt instructor was verystrict with his students.
这位黑带教练对学生非常严格。
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3. The black belt in tai chi has been practicing for over tenyears.
太极的黑带已经练习了十年以上。