barrage balloon

音标发音

a small nonrigid airship used for observation or as a barrage balloon.
用於觀察或作爲阻塞氣球的小的軟式飛艇。
a small nonrigid airship used for observation or as a barrage balloon
用於觀察或作爲阻塞氣球的小的軟式飛艇
77. a small nonrigid airship used for observation or as a barrage balloon.
用於觀察或作爲阻塞氣球的小的軟式飛艇。
barrage balloon:a balloon anchored singly or in a series over a military objective to support nets that hinder the passage of enemy aircraft.
阻攔氣球:單個或一系列的固定在軍用物躰上的氣球,以支撐阻礙敵機通路的網絡。
They replied to the enemy's fire with a barrage.
他們用一陣砲火廻擊敵人的射擊。

a large balloon, especially one of a group that is tied to the ground with metal ropes in order to stop enemy aircraft that are flying low

one of a number of tethered balloons with cables or net suspended from them, used to deter low-flying air attack