adj.倒退的；退步的；逆行的；衰減的

v.倒退；退化；逆行

adv.后退地

It could even be termed as a retrograde step in human culture. 這甚至是人類文化的一種倒退。

The closure of the factory is a retrograde step. 工廠的關(guān)閉是一大退步。

Prograde orbits are more vulnerable than retrograde ones. 因此順行的軌道會比逆行軌道更加脆弱。

The motion of the particle is retrograde. 質(zhì)點運動是衰減的。

It is cowardly of him to retrograde in face of danger. 他在面臨危險時退卻是很懦弱的。

Watching more TV will retrograde your brain. 多看電視會使你的頭腦退化。

Infection can spread retrograde down a drain from the exterior. 感染能從外界經(jīng)引流管逆行播散。