| 单词 | groundspeed |
| 释义 | groundspeed (once / 5909656 pages) n WORD FAMILY groundspeed USAGE EXAMPLESHe knew airspeed was different from groundspeed but not by how much. Gary Paulsen, Hatchet(1987) The balloon and the capsule is picking up groundspeed, reaching 82 mph. Washington Post(Oct 14, 2012) The lack of slats increased the plane's landing speed even further, perhaps beyond the rated groundspeed limits of its tires. Salon(Nov 18, 2010) n the speed of an aircraft relative to the ground Hyper speed, velocity distance travelled per unit time |
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