单词	space reversal
释义	space reversal 空间反演
随便看	velocity observation velocity obstacle velocity odometer Velocity of airflow velocity of approach velocity of approach factor velocity of approch Velocity of Arrival velocity of a swallow velocity of belt velocity of blade velocity of blood flow velocity of body gravity velocity of bottom of water velocity of capillary rise velocity of circulation velocity of circulation of money velocity of circumferential fiber velocity of circumferential fiber shortening velocity of circumferential shortening velocity of combustion velocity of light or sound velocity of light radius velocity-of-light radius velocity of conduction