求翻译：林巧稚是中国妇产科的主要开拓者之一。她献身医学事业，把毕生精力无私地奉献给人民。30年代初，她对胎儿宫内呼吸，女性盆腔器疾病进行研究；40年代末，是什么意思？

LIN is the Gynecology and Obstetrics of China is one of major open up. Her medical career, had spent his whole life and selfless dedication to the people. In the early 1930s to her breathing, and fetal intrauterine female pelvic disease is to conduct research; in the late 40.

Lin Qiaozhi is one of Chinese Gynecology and obstetrics department's main earlier workers.She devoted the medicine enterprise, offers selflessly the lifetime energy to the people.At the beginning of the 30's, she breathes to the embryo palace in, feminine pelvic cavity disease conducts the research;

Lin Qiaozhi is one of China's major pioneer of obstetrics and Gynecology. Her dedication to medicine, and selfless dedication to the people's life. The early 30 's, she on fetal breathing, research on female pelvic diseases; late 40