1、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。

（保险单提供的）保险

The new policy is believed to be the first scheme to offer protection against an illness.

这份新的保险单被认为是首个承保疾病风险的保险方案。

保护法；保护条例；保护措施

civil rights bills providing a myriad of protections for gays, women and the disabled.

为同性恋者、妇女和残疾人提供了诸多保护的民权法案

2、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。

揭发;揭露

The Budget does expose the lies ministers were telling a year ago.

预算案无疑揭穿了部长们一年前所说的谎话。

After the scandal was exposed, Dr Bailey committed suicide.

丑闻曝光后，贝利博士自杀了。

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。