a retrograde step后退的一步The motion of the particle is retrograde.质点运动是衰减的.The Prime Minister described transferring education to central government funding as 'a retrograde step'.首相称将教育投入转由中央政府拨款是“一种倒退”。Infection...
The closure of the factory is a retrograde step .工厂的关闭是一大退步。Infection can spread retrograde down a drain from the exterior.感染能从外界经引流管逆行播散.The motion of the particle is retrograde.质点运动是衰减的....