美 
											['sedətɪv]
																
										
							
																																	"valium has a tranquilizing effect"
																							"took a hot drink with sedative properties before going to bed"
																															
A late..breakfast, with the additional sedative of a news-paper.
出自: Dickens
He may prescribe a sedative or other relaxing drugs.
出自: B. Spock