英语词汇vacuum balloon怎么读，是什么意思，单词翻译、读音、固定搭配用法和短语词组及例句-英汉双解词典

单词	vacuum balloon
释义	vacuum balloon 简明释义真空气球网络释义 1 ?真空气球由于真空气球(Vacuum balloon)在低空飞行，要承受一个大气压的高压，需要非常高的抗拉强度轻质材料，制造显得非常困难，但往往上升浮力很大，低空智能飞行交通... 短语 1 Vacuum or glass Balloon 虹吸式冲泡法 2 vacuum m balloon 真空气球双语例句 1 Compared with balloons using hot air or gas of which the mass is lower than that of air to produce the buoyancy, the vacuum balloon is convenient to operate. 比较使用热空气或使用低于空气质量的气体产生浮力的气球，操作方便。
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