1. let alone

(1) 不干涉，不打扰；不理，放任

eg. Let him alone. He needs a rest.
别去打扰他，他需要休息一下uVEv9M]FM)C~。

eg. Let her alone when she is not happy.
她不高兴时别去惹她KG,K=hucrsK#XW。

(2) 更不用说

eg. She can't ride a bicycle,let alone drive a car.
她连自行车都不会骑，更别说开小汽车了rS=VuA7C3,;P*Avj1。

2. get through

(1) 完成

eg. I think you can get through the first two chapters.
我想你能完成前两章iK*z=1!oKL2nms=i5pS。

(2) 熬过

eg. It is hard to see how people will get through the winter.
很难想像人们将怎样熬过这个冬天@Va~q,gWigO。

(3) 使……理解

eg. An old friend might well be able to get through to her and help her.
一位老朋友也许能让她理解并帮助她!B)XBR23i4pFwl。

3. long to 渴望

eg. That they get bored with childhood,they rush to grow up,and then long to be children again.
开始他们觉得童年很无聊，于是急着想要长大，当真的长大了就又渴望回到童年BLvMt7XaxVq0+HXto。

eg. I long to alleviate the evil, but I can't, and I too suffer.
我渴望能够减少邪恶，但是我无能为力，而且我自己也在忍受折磨j3Q[5S08,OE。

4. knock over 打翻；撞倒

eg. And woops—I knock over the tower.
可是我居然打翻了这座积木塔r=&XIg%lqh|Q。