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1.a small nonrigid airship used for observation or as a barrage balloon.
用于观察或作为阻塞气球的小的软式飞艇。收藏指正
2.One of several small, auxiliary gasbags placed inside a balloon or a nonrigid airship that can be inflated or deflated during flight to control and maintain shape and buoyancy.
辅助气囊置于气球或软式飞艇内的一个小的、辅助性的气囊，可通过在飞行中的充气和放气来控制和保持形状和浮力收藏指正
3.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收藏指正
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