a drug that produces numbness or stupor; often taken for pleasure or to reduce pain; extensive use can lead to addiction
造句
用作名詞(n.)
Perhaps a greater threat is the growing drugs trade in West Africa, which is a popular route for narcotics being trafficked from Latin America to Europe. 或許西非不斷發展的毒品交易才是更大的危脅，西非是麻醉毒品由拉美走私進入歐洲的黃金路線。
A substantial amount of narcotics was found in the golf bag. 結果在其高爾夫球包中發現了大量麻醉劑。
Also, until recently medical schools taught that narcotics should be used only briefly at low doses. 此外，直到最近，醫學院還是教學生只能短暫使用麻醉劑，而且應該維持低劑量。