Objective : To investigate the use of sedatives and hypnotics in Beijing.目的: 调查城市居民使用镇静催眠药的情况.Results: The drug cost was increasing year by year, while the percentage of benzodiazepine ( BZ ) hypnotics DDDs was decreasin...
The texts were sung in the original Italian.这些歌词是用原来的意大利语演唱的。She has sung soprano in many major operas.她在很多大型歌剧中唱过女高音.The song has been sung to death.这个歌听腻了....