narcotic
n. 麻醉药; 镇定剂
adj. 麻醉的; 催眠的; 起麻痹作用的; 吸毒成瘾的
Narcotics are drugs such as opium or heroin which make you sleepy and stop you feeling pain. You can also use narcotics, especially in American English, to mean any kind of illegal drug.
He was indicted for dealing in narcotics...
他因从事毒品交易被起诉。
He appears to be high on some sort of narcotic.
他看起来飘飘欲仙,像是吸食了某种毒品。
If something, especially a drug, has a narcotic effect, it makes the person who uses it feel sleepy.
...hormones that have a narcotic effect on the immune system.
对免疫系统有麻醉作用的激素
1. a drug that produces numbness or stupor; often taken for pleasure or to reduce pain; extensive use can lead to addiction
1. of or relating to or designating narcotics;
2. inducing stupor or narcosis;
3. inducing mental lethargy;
Dangerous toys, weapons, and narcotic drugs are prohibited on campus. Violator will be dismissed.
禁止携带危险玩具 、 武器或毒品来校,违者开除.
He still felt dazed after the operation. The narcotic must still be effecting him.
他手术后依然昏昏沉沉, 估计是麻醉药的残效还没有完全消失.
Hazard Wamings for Health: Headache, dizziness, narcotic, vomit and irritation.
健康危害效应: 头痛.晕眩. 麻醉, 呕吐,烦躁.
He was sent to prison narcotic charge.
他因(贩毒或吸毒)而被送入监狱.
A narcotic overdose can cause central nervous system depression , respiratory failure, and death.
超剂量的麻醉镇痛药会造成中枢神经系统阻抑 、 呼吸停止以及死亡.