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、reserve

保留;留出;预留

A double room with a balcony overlooking the sea had been reserved for him.

特地为他预留了一间带阳台的海景双人房。

In the United States lanes are reserved for cars with more than one occupant.

在美国，多人乘坐的汽车有专行道。

预订;保留;预约

I'll reserve a table for five.

我要预订一张5人的桌子。

Demand will be huge, so ask your newsagent to reserve your copy today.

需求量会很大，所以今天得请卖报摊主为你预留出你那份。

储备;储存物资;储藏量

The Gulf has 65 per cent of the world's oil reserves.

海湾地区拥有全世界65％的石油储藏。

A friend can be a reserve of help in times of trouble.

朋友可以在困难的时候提供帮助。