软式充填氦气的飞船主要是由桑托斯- 杜蒙特 发展改进.The nonrigid helium - filled Blimp was principally developed by Alberto Santos - Dumont ( 1873 - 1932 ) ....

“杜蒙特”的英语可以翻译为：[地名] [巴西、美国] Dumont ...