barrage balloon

单词barrage balloon

基本解释

na.: 阻塞气球
网络: 阻拦气球；拦阻气球

权威解释

• 拦截气球（旧时防空用）:

  a large balloon that floats in the air and is held in place by cables, used in the past to make the progress of enemy aircraft more difficult

英汉解释

• 拦阻气球

• 阻塞气球