1、represent

a、代理，代表（个人或团体）

the politicians we elect to represent us.

我们选举出来代表我们的政界人士

The offer has yet to be accepted by the lawyers representing the victims.

受害者的代理律师还没有接受这个提议。

b、代表（个人或团体）出席

The general secretary may represent the president at official ceremonies.

总书记可以在一些官方仪式上代表主席。

c、使有代表性

Women are already well represented in the area of TV drama.

女性在电视剧领域占据了一席之地。

In New Mexico all kinds of cuisines are represented.

在新墨西哥州， 有各种各样的烹饪方法。

d、相当于，代表着（变化、成就、胜利等）

The pieces on view are not grouped around any one theme, but rather represent superb examples from various periods.

展出的作品并非围绕着一个主题，而是不同时期的经典之作。

These developments represented a major change in the established order.

这些发展代表了现有秩序的重大转变。

2、vast

巨大的;广大的;广阔的

Afrikaner farmers who own vast stretches of land.

拥有广袤土地的南非白人农场主

The vast majority of the eggs would be cracked.

绝大部分鸡蛋都会被打碎。

3、In charge of

负…的责任，主管，负责管理,在…控制 (或管理、监督、看管)之下，受…保护

He is in charge of the school work.

他负责学校工作。

He was in charge of overlooking prisoners.

他负责监视囚犯。