柯林斯詞典brain-dead (also braindead) 1. ADJ If someone is declared brain-dead, they have suffered brain death. 腦死亡的2. ADJ If you say that someone is brain-dead, you are saying in a cruel way that you think they are very stupid. 榆木腦袋的; 蠢相的[表不滿] 返回 brain-dead劍橋詞典If someone is brain-dead, they have serious and permanent damage to their brain , and need machines in order to stay alive . 腦死亡的 humorous If someone is brain-dead, their mind is not working effectively , usually because they are very tired or very bored . （尤指因疲勞或煩惱而造成的）頭腦不霛敏，愚鈍 By the time I leave work I'm completely brain-dead. 到下班時(shí)，我的頭腦都遲鈍了。 返回 brain-dead