concussion

激动, 冲击, [医]震荡英释中释na small amount of damage to the brain that makes you lose consciousness or feel sick for a short time, usually caused by something hitting your head

1 cerebral concussion,脑震荡

2 brain concussion,n. 脑震荡

1 I had a concussion and a lot of scrapes and bruises..我脑部遭受了震荡，还有许多擦伤和瘀伤。