He unlocked the door of apartment two and disappeared inside after a backward glance at Larry.

他打开2号公寓的门，回头瞥了拉里一眼，然后就进了房间。

He did a backward flip.

他做了一个后空翻。

At a certain age, it's not viable for men to take a backward step into unskilled work.

到了一定的年龄，就不可能再退回去干不需要技能的工作。

Many dentists will no longer treat National Health Service patients, which is a big backward step in this country.

许多牙医不再为依靠国民保健制度的病人看病，这是该国的一大倒退。

We need to accelerate the pace of change in our backward country.

我们应当为落后的祖国加快变革的脚步。

...research into teaching techniques to help backward children.

关于帮助落后孩子的教学方法研究

I was slow to walk and talk and my parents thought I was backward.

我学走路和说话都很慢，所以我父母以为我很迟钝。