年逾七旬的重庆天原化工厂退休职工孙元祥老有所为,最近潜心研究发明的“趣味英语字母游戏牌”获得了国家专利。 “趣味英语字母游戏牌”由26个英语字母组成,其中元音字母a、e、i、o、u及半元半辅字母y等6个字母的牌计60张,辅音字B—Z等 Sun Yuanxiang, a retired employee of Chongqing Tianyuan Chemical Factory, who is over seventy years old, has recently obtained the national patent for the “fun English alphabet game card” that he has devoted himself to inventing. The “funny English alphabet game card” is composed of 26 English letters, in which the vowel letters a, e, i, o, u and the semi-subsidiary letter y and other six letters of the 60 cards, consonants B-Z, etc.