| 单词 | concussion |
| 释义 | concussion —concussional, concussant /keuhn kus"euhnt/, adj. —concussive, adj. /keuhn kush"euhn/, n. 1. Pathol. injury to the brain or spinal cord due to jarring from a blow, fall, or the like. 2. shock caused by the impact of a collision, blow, etc. 3. the act of violently shaking or jarring. [1350-1400; ME < L concussion- (s. of concussio) a shaking. See CONCUSS, -ION] |
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