| 释义 |
DEFINITIVE EXAMPLES 权威例句〔drag〕The retarding force exerted on a moving body by a fluid medium such as air or water.阻力：流体介质，如水或空气对移动物体施加的阻力美国传统〔parachute〕Any of various similar unpowered devices that are used for retarding free-speeding or free-falling motion.缓降物：用于阻碍加速前进或自由落体运动的几种类似无动力装置中的一种美国传统〔retardation〕The act or process of retarding.阻滞，妨碍：阻碍的行为或进程美国传统〔ritardando〕Gradually slowing in tempo; retarding. Used chiefly as a direction.渐慢地（的）：在速度上逐渐缓慢地（的）；减慢地（的）。主要用作演唱演奏指示美国传统 |