free fall
听听怎么读
英 [fri: fɔ:l]
美 [fri fɔl]
是什么意思
自由降落（尤指降落伞张开前的降落），（尤指火箭等的）惯性运动；
变形
复数：free falls
英英释义
free fall
-
n.
- the ideal falling motion of something subject only to a gravitational field
-
a sudden sharp decrease in some quantity
同义词：dropdipfall
学习怎么用
双语例句
- For large, extended chords thrust is preferable to free fall.
用推力动作弹奏伸展的大和弦优于自由下落动作。 - It was observed that, with a wider orifice, kinematic arching effect vanishes and even free gravity-fall arises.
在大出口情况，结拱不易形成，并出现颗粒自由下落现象。
权威例句
FREEFALLFreefallFreefallDynamics of Self-Gravitating Gaseous Spheres—III: Analytical Results in the Free-fall of Isothermal CasesRapid high-temperature pyrolysis of biomass in a free-fall reactorFree fall detector device and free fall detection methodA New Free-Fall Profiler for Measuring Biophysical MicrostructureErratum: New tests of the universality of free fallRepublication of: The geometry of free fall and light propagationMorphological characterization of carbonaceous aggregates in soot and free fall aerosol samplesHigh pressure hydropyrolysis of coals by using a continuous free-fall reactor ☆ ☆Augmentation by 4-aminopyridine of vestibulospinal free fall responses in chronic spinal-injured cats.Free-Fall Behavior of Planar Snow Crystals, Conical Graupel and Small Hail.
