| 单词 | balloon navigation |
| 释义 | > as lemmasballoon navigation balloon navigation n. ΘΚΠ society > travel > air or space travel > ballooning > [noun] airgonation1784 balloonation1784 ballooning1784 balloonery1785 balloonism1785 balloon flying1802 balloon navigation1816 aeronautism1847 hot-air ballooning1891 1816 G. Cayley in Philos. Mag. 47 328 Balloon navigation does hold out the capabilities I have so daringly ventured to investigate. 1862 Times 3 Oct. 5/1 A paper concerning some suggestions on balloon navigation. 2002 Patriot Ledger (Quincy, Mass.) (Nexis) 6 Aug. 15 Balloon navigation hasn't improved much [since the 18th cent.]... ‘You can't steer a balloon... You don't know where you're going to land or how long it's going to last.’ < as lemmas |
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