柯林斯詞典narcotic /nɑ??k?t?k/ (narcotics) 1. N-COUNT Narcotics are drugs such as opium or heroin which make you sleepy and stop you from feeling pain. You can also use narcotics to mean any kind of illegal drugs. 麻醉劑; 毒品 He was indicted for dealing in narcotics. 他因販賣毒品而受到起訴。2. ADJ If something, especially a drug, has a narcotic effect, it makes the person who uses it feel sleepy. 麻醉的 ...hormones that have a narcotic effect on the immune system. …對免疫系統(tǒng)有麻醉作用的激素。 返回 narcotic劍橋詞典mainly US an illegal drug such as heroin or cocaine 毒品（如海洛因或可卡因） He faces three years in jail for selling narcotics. 他因出售毒品而麪臨3年的監(jiān)禁。 medical specialized a drug that makes you want to sleep and prevents you feeling pain 催眠葯；麻醉劑 Morphine is a narcotic. 嗎啡是一種麻醉劑。 返回 narcotic