1、defend

防御;保卫;保护

Every man who could fight was now committed to defend the ridge.

每个能够参加战斗的男子现在都决心要保卫这条山脊。

His courage in defending religious and civil rights inspired many outside the church.

他在捍卫宗教和公民权利时所表现出来的勇气鼓舞了许多教会之外的人。

替…辩护;为…辩解;维护

Matt defended all of Clarence's decisions, right or wrong.

克拉伦斯的决定，不管对错，马特都予以维护。

The author defends herself against charges of racism by noting that blacks are only one of her targets.

面对种族主义指控，作者替自己辩护说黑人只是她的抨击目标之一。

(律师)为(被告)辩护

a lawyer who defended political prisoners during the military regime.

在军人政权时期为政治犯辩护的律师

He has hired a lawyer to defend him against the allegations..

他已聘请了一位律师针对这些指控为自己辩护。

2、get back

恢复（原来的状态）

Then life started to get back to normal.

随后生活又恢复了正常。

I couldn't get back to sleep.

我再也睡不着了。

回到，重提（原来的话题）

It wasn't until we had sat down to eat that we got back to the subject of Tom Halliday.

我们直到坐下来吃饭时才又提起汤姆·哈利迪这个话题。

对…进行报复

The divorce process should not be used as a means to get back at your former partner.

不应该在办理离婚手续上报复以前的伴侣。

I'm going to get you back so badly you'll never to be able to show your face again.

我要狠狠地还以颜色，让你从此无脸见人。

3、get off

免受惩罚；逃脱（严厉的）惩罚

He is likely to get off with a small fine.

他可能会逃脱严惩，仅仅罚一点钱了事。

出发；离开

At eight I said 'I'm getting off now.'

8点钟的时候，我说“我现在要出发了。”

把手拿开；别碰

I kept telling him to get off.

我不断地叫他把手拿开。

'Get off me!' I screamed.

“别碰我！”我尖叫道。