lighter-than-air

英 ['laɪtərð'æn'eər] 美 ['laɪtərð'æn'eər]

• adj. 比空气轻的

lighter-than-air的英文翻译是什么意思，词典释义与在线翻译：

英英释义

Adjective:

1. relating to a balloon or other aircraft that flies because it weighs less than the air it displaces

lighter-than-air的用法和样例：

例句

用作形容词 (adj.)

1. Hydrogen is much lighter than air.
   氢比空气轻得多。