tranquilliser英美网络 捡起桌上的灭音枪; 捡起警卫的灭音枪; 镇定剂; 镇静剂复数：tranquillisers BNC.21501英英释义nouna drug used to reduce stress or tension without reducing mental claritySynonym:tranquilizertranquillizerantianxiety agentataractic drugataractic agentataractic双语例句
