1、protect

保护；防护

So, what can women do to protect themselves from heart disease?

那么，女性怎样做才能使自己不得心脏病呢？

A long thin wool coat and a purple headscarf protected her against the wind.

一件薄薄的羊毛长外套和一条紫色的头巾为她挡了风。

（保险单）为…提供保险

Many manufacturers have policies to protect themselves against blackmailers.

许多厂家都购买了保险，以防遭到敲诈。

2、express

表达;表述

He expressed grave concern at American attitudes.

他对美国的态度表示严重关切。

Sumner would greet us with frowns and grimaces, doing his best to express wordless disapproval.

萨姆纳会冲我们皱眉，做苦脸，竭力表示他无言的反对。

（用符号等）表示，表达

We can express that equation like that.

我们可以这样表示那个等式。

It is expressed as a percentage.

它是以百分比的形式表示的。

特快列车

Punctually at 7.45, the express to Kuala Lumpur left Singapore station.

7点45分，开往吉隆坡的特快列车准时驶离新加坡火车站。

He had boarded an express for Rome.

他已经登上了前往罗马的特快列车。