“轻于空气（lighter-than-air，LTA）”原理和思想可应用于建筑结构设计，实现无支承，或极少稳定索支承的真正“飘逸”的建筑，如深圳龙岗商业中心广场规划方案；...
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Lighter than air 比空气还轻 ; 比空气轻 ; 比气氛还轻 ; 氢气球
lighter than air aircraft 轻航空器
We're lighter than air and 我们比空气轻
lighter-than-air-aircraft 轻于空气航空器
lighter-than-air aircraft 轻于空气的航空器
Intelligent Lighter-than-air Flying Platform 智能浮空飞行平台系统
以上来源于: WordNet
ADJ having a lower density than that of air 比空气密度低的
The Man Angel was lighter-than-air and had paddles like a rowboat that the aviator could pump.
“人类天使”比空气还轻，有像划艇一样的桨，飞行员可以摇动它们。
use lighter-than-air dirigibles as atmospheric satellites, or stratellites.
将轻气球用作atmospheric satellites, or stratellites
What thing is lighter than air that any person can hold in a second or in a minute but never in an hour?
什么东西比空气还轻，任何人只能抓住一秒或一分钟但是不能抓住一小时？
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