释义 |
seda·tiveBrE /ˈsedətɪv/NAmE /ˈsedətɪv/ nouna drug that makes sb go to sleep or makes them feel calm and relaxed 镇静药 SYN tranquillizer doze, dream, drowsy, insomnia, oversleep, REM, sedative, sleep, soporific, tired ▸ seda·tive adjective [usually before noun] ◆the sedative effect of the drug 这药物的镇静效果 |