Captive balloon
系留气球
📖 牛津释义
captive balloon
balloon held to the ground by a cable 系留气球（用绳索系在地面上的）.
🧩 词语组成解析
balloon
[bə'lun]
n. 气球;热气球;[建]球饰;
vt. 膨胀，涨大;乘热气球飞行;使激增;
adj. 气球状的;（货物等）分量轻而体积大的;（分期付款）最后一笔大数目的;
vi. 乘气球飞行;膨胀;激增;
ball球+oon表名词 → 气球
🗣️ 情景例句
At 4, but I have to leave by 3:00 to get there on time.
四点，不过我三点必须离开，才能准时到那里。
David must figure on at least seventy strong men for support.
戴维至少须把七十个壮汉的协助计算进去。
Yes, he did.He telephoned at nine o'clock.
是的，打了。他在9点钟又打电话。