Any of various sedative narcotics containing opium or one or more of its natural or synthetic derivatives.
Any of various sedative narcotics containing opium or one or more of its natural or synthetic derivatives.
我给了他一片镇静剂，可使他熬过一个夜晚。
Any of various sedative narcotics containing opium or one or more of its natural or synthetic derivatives.
我给了他一片镇静剂，可使他熬过一个夜晚。