/ˈsi:ʒə(r) ||; ˈsiʒɚ/noun1 [U] using force or legal authority to take control or possession of sth 扣押；没收: the seizure of 30 kilos of heroin by police 警方没收30公斤海洛因
2 [C] a sudden strong attack of an illness, especially one affecting the brain 疾病突然发作（尤指脑部的）