释义 |
reˈtardative, a. [= F. retardatif, It. ritardativo: see retardate v. and -ive.] Tending or having power to retard.
1847in Webster. 1859F. A. Griffiths Artil. Man. (1862) 327 Accelerative, or retardative force,..is that by which the velocity is accelerated or retarded. 1873Proctor Moon 93 As the moon passes over the arc M3M4, the tangential force is again retardative. |