| 释义 |
free fallˈfree fall, free-fall noun [singular, uncountable]   - And he almost got it three weeks ago when it was obvious the team was in free fall.
- But as they go into production the stock exchanges go into free fall.
- Einstein next considered the implications of the equivalence principle for motion in free fall, that is to say motion under gravitational forces alone.
- Floyd investigated it soon after free fall had begun.
- The northeastern flank is the lowest, but still promises 500 feet of free fall.
- What is essential for free fall is that the capsule is not powered and that the atmospheric drag is negligibly small.
► Airaerial, adjectiveaero-, prefixaerobatics, nounaerodrome, nounaeronautics, nounairborne, adjectiveaircraft, nounaircrew, nounairfare, nounairfield, nounairline, nounairliner, nounair pocket, nounairport, nounairship, nounairsick, adjectiveairspace, nounairspeed, nounairstrip, nounair terminal, nounair traffic controller, nounairway, nounairworthy, adjectivealtimeter, nounapron, nounautomatic pilot, nounautopilot, nounaviation, nounaviator, nounballast, nounballoon, nounballooning, nounbank, verbbarrage balloon, nounbiplane, nounblack box, nounblimp, nounboarding card, nounboarding pass, nounbulkhead, nounbusiness class, nounbuzz, verbcabin, nouncaptain, nouncarousel, nounceiling, nouncharter flight, nouncheck-in, nounchock, nounchopper, nounchute, nounclub class, nouncontrail, nouncontrol tower, nounco-pilot, nouncowling, nouncraft, nouncrash landing, noundeparture lounge, noundepartures board, noundirigible, noundisembark, verbdive, verbeconomy class, nouneject, verbejector seat, nounfin, nounflap, nounflier, nounflight, nounflight attendant, nounflight deck, nounflight path, nounflight recorder, nounflight simulator, nounfly, verbflyby, nounflyer, nounflying, nounflypast, nounfree fall, nounfuselage, noungate, nounglider, noungliding, noungondola, nounground, verbground control, nounground crew, nounground staff, nounhangar, nounhang-glider, nounhang-gliding, nounhelicopter, nounhelicopter pad, nounheliport, nounhijacking, nounholding pattern, nounhot-air balloon, nounhydroplane, nouninbound, adjectivein-flight, adjectiveinstrument panel, nounjet, nounjet engine, nounjet-propelled, adjectivejet propulsion, nounjoystick, nounjumbo jet, nounjump jet, nounland, verblanding gear, nounlanding strip, nounlayover, nounlift, nounlight aircraft, nounlounge, nounlow-flying, adjectivemicrolight, nounmonoplane, nounnavigation, nounno-fly zone, nounnose, nounnosedive, nounnosedive, verboverfly, verbparachute, nounparachute, verbparachutist, nounpilot, nounpilot, verbpitch, nounpitch, verbplane, nounplot, verbpod, nounpressurized, adjectiveprop, nounpropeller, nounradio beacon, nounrefuel, verbripcord, nounroll, verbroll, nounrotor, nounrudder, nounrunway, nounseaplane, nounseat belt, nounshort-haul, adjectiveski plane, nounskycap, nounsonic boom, nounspoiler, nounsteward, nounstewardess, nounstrut, nounswept-back, adjectiveswoop, verbtail, nountailspin, nountake-off, nountaxi, verbterminal, nountest pilot, nounthrust, nountouchdown, nountransit lounge, nountransport plane, nounturbojet, nounturboprop, nountwin-engined, adjectiveundercarriage, nounupgrade, verbvapour trail, nounwheel, verbwindsock, nounwind tunnel, nounwing, nounwingspan, nounwingtip, nounzeppelin, noun 1the movement of someone or something through the air without engine power, for example before a parachute opens after someone has jumped out of a planein/into free fall The spacecraft is now in free fall towards the Earth.2a very fast and uncontrolled fall in the value of something: the free-fall in housing pricesin/into free fall The economy is in free fall.—free-falling adjective |