1、expose

使暴露;使显露

Lowered sea levels exposed the shallow continental shelf beneath the Bering Sea.

海平面下降使白令海底部的浅层大陆架暴露出来。

For an instant his whole back was exposed.

一瞬间，他整个背部都露了出来。

使暴露于（险境）;使遭受（危险或不快）

They had not been exposed to most diseases common to urban populations.

城市人口中多数常见的疾病他们都没有接触到。

A wise mother never exposes her children to the slightest possibility of danger.

明智的母亲决不会让她的孩子置身于一丁点儿危险之中。

使受…的影响(或熏陶);使接触

local people who've not been exposed to glimpses of Western life before.

过去丝毫未曾见识过西方生活的当地人

These units exposed children to many viewpoints of a given issue.

这些单元让孩子们接触到有关某一特定问题的多种观点。

2、protection

保护；防护

Such a diet is widely believed to offer protection against a number of cancers.

这种饮食结构被广泛认为可以预防多种癌症。

It is clear that the primary duty of parents is to provide protection for our children.

很明显，父母的首要职责是为孩子们提供保护。

贸易保护；关税保护

Over the same period trade protection has increased in the rich countries.

在同一时期，富国的贸易保护有所抬头。

（歹徒索取保护费后提供的）保护

A businessman who refused to pay protection money was shot nine times.

一位拒交保护费的商人被打了9枪。

protection rackets.

勒索保护费