1、 A nonrigid, buoyant airship. Modern blimps use helium instead of hydrogen to maintain buoyancy.
软式小飞艇软式浮飞艇. 现代软式小飞艇,利用氦取代氢来保持浮力.
来源:网络期刊摘选
2、 The nonrigid helium - filled Blimp was principally developed by Alberto Santos - Dumont ( 1873 - 1932 ) .
软式充填氦气的飞船主要是由桑托斯- 杜蒙特 发展改进.
来源:互联网
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