1、dispute

争吵;吵闹

They have won previous pay disputes with the government.

在先前和政府的工资纠纷中他们赢了。

Negotiators failed to resolve the bitter dispute between the European Community and the United States over cutting subsides to farmers.

谈判者未能消弭欧共体和美国之间在削减农民补贴一事上的争端。

质疑(事实、声明或理论)；对…表示异议

He disputed the allegations.

他对指控表示怀疑。

Nobody disputed that Davey was clever.

没有人怀疑戴维是聪明的。

有争端;有分歧;有纠纷

The two countries are in dispute over the boundaries of their coastal waters.

两国在近海水域分界线上尚存分歧。

It is currently in dispute with the government over price fixing.

目前在定价上和政府还有争议。

2、demonstrate

证明;论证;表明;说明

The study also demonstrated a direct link between obesity and mortality.

该研究还表明了肥胖症和死亡率之间存在直接的联系。

You have to demonstrate that you are reliable.

你得证明自己是靠得住的。

显示;表露

Have they, for example, demonstrated a commitment to democracy?

例如，他们是否已表现出会致力于民主？

The government's going to great lengths to demonstrate its military might.

该政府正不遗余力地展示其军事力量。

示威;进行示威游行（或集会）

30,000 angry farmers demonstrated against possible cuts in subsidies.

3万名愤怒的农场主示威抗议可能对农产品补贴进行的削减。

In the cities vast crowds have been demonstrating for change.

在城市里，大批的人群举行示威游行，要求进行变革。