(3)Compare to/with 与......相比；比得上。

My own problems seem nothing compared with other people's.

与别人的问题相比，我自己的算不了什么。

(4)compare...to... 把......比作

Poets have compared sleep to death.

诗人一直把睡眠比作死亡。

4.separately adv.分别地；单独地；各自地

【典型例句】

We solve these problems separately, they are not so difficult as they seem.

如果我们把这些问题分别解决，它们就不会象表面上看起来的那么难了。

They were photographed separately and then as a group.

他们先单独拍照，然后合影。

Tie them up separately.

把它们分别扎起来。

【相关链接】

(1)separate与divide

separate 往往指把原来结合在一起、混合在一起的分开或隔离。

divide 着重指整体分成若干部分。

Separate the onions from the bread or they'll make it smell.

把洋葱和面包分开放，否则面包会有味儿。

We divided the work between us.

我们共同分担这项工作。

A sentence can be divided into 3 parts.

一个句子可以划分为三部分。

5.authority n.权力；权力机构；权威；权限；批准；官方

【典型例句】

She now has authority over the people who used to be her bosses.

她现在管辖着过去是他上司的人。

Nothing will be done because no one in authority takes the matter seriously.

什么也办不了，因为掌权的谁也不认真对待这个问题。

Only the manger has the authority to sign cheque.

只有经理才有权签支票。

We have the authority to search this building.

我们有权搜查这座大楼。

【相关链接】

be in authority=be in power 掌权

under the authority of 经......批准

6.expansion n.扩充；扩大；发展；膨胀

【典型例句】

Despite the recession, the company is confident of further expansion.

尽管经济衰退，公司对进一步发展仍充满信心。

The book is an expansion of a series of lectures given last year.

本书是去年举行的系列讲座的扩充。

7.administration n.行政部门；行政；管理