| 单词 | ion drive |
| 释义 | > as lemmasion drive ion drive n. = ion engine n.; (also) propulsion by means of an ion engine.In early use as a fictional or hypothetical concept. ΘΚΠ the world > movement > impelling or driving > [noun] > propulsion > rocket or jet propulsion jet propulsion1855 ion propulsion1921 reaction propulsion1935 ion drive1947 society > occupation and work > equipment > machine > machines which impart power > engine > internal-combustion engine > [noun] > rocket > employing ion propulsion ion rocket1936 ion engine1945 ion drive1947 1947 Astounding Sci. Fiction Mar. 18/1 Lifecraft 18 was a trim steel missile... It had its own ion drive, a regular crew of six, and plenty of additional space for our party. 1960 Aeroplane 98 776/2 Ion-drive cannot be used in propelling space-vehicles from the Earth's surface because of their inherently low thrust. 2009 Sci. Amer. (U.K. ed.) Feb. 52/2 Dozens of ion drives are currently operating on commercial spacecraft—mostly communications satellites. < as lemmas |
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