Zebra stepped back and was leaving.

斑马后退一步，准备离开。

Tom moved his brush carefully backwards and forwards and stepped back to look.

汤姆小心地前后移动他的刷子，然后退后一步看。

He stepped back a few paces. / He backed up several steps.

他往后退了几步。

He stepped back in the outer room.

他退回到外面的屋子。

She stepped back inside, closed the door.

她退回来，门关上了。

We stepped back politely to let the ladies pass.

我们礼貌地后退，让女士们过去。

Then he stepped back and watched the wino bleed.

随后他后退几步，看着酒鬼已经流血。

It is clear we have stepped back from the brink.

很明显我们已经从危险的边缘退回来了。

She quickly stepped back and stepped on someone's foot. She apologized.

她迅速地往后退，可是猜到了别人的脚。她向那人道了歉。

He stepped back and gave the door a most solemn kick.

他退后两步，然后给了这门重重的一脚。