1N-COUNT (柔道、空手道等运动中表示段级的)黑带 A black belt is worn by someone who has reached a very high standard in a sport such as judo or karate. (柔道、空手道等运动中表示段级的)黑带
He holds a black belt in karate.
他是空手道黑带级选手。
2N-COUNT (柔道、空手道等运动中的)黑带选手,黑带大师 You can refer to someone who has a black belt in judo or karate as a black belt. (柔道、空手道等运动中的)黑带选手,黑带大师