concussion
n[C, U]
(a) injury to the brain caused by a blow, violent shaking, etc, resulting in temporary unconsciousness 脑震荡
The patient is suffering from severe concussion following a blow to the head. 患者头部受击後患严重脑震荡.
(b) violent shaking or shock (caused eg by a blow, an explosion, etc) 猛烈的摇动或震动(如因撞击、 爆炸等所致)
a mighty tremor followed by minor concussions 巨大的震动及随後的轻微震荡.
🏥 医学释义
振荡,振动
🗣️ 情景例句
Is it all right if I use a letter of credit?
如果我使用信用证,没关系吧?
An old dog barks not in vain.
老犬不空吠。
A fine rain began to fall on our heads and the temperature had dropped.