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concussion [kən'kʌʃən]
基本释义
- n. 激动,冲击,震荡
词形变化
- 形容词:con·cus'sive副 词:con·cus'sive·ly
英英解释
2个名词解释
- injury to the brain caused by a blow; usually resulting in loss of consciousness
- any violent blow