1.search and rescue 搜救

例句："Although it is primarily to deal with renegade aircraft, there is nothing to prevent it being used in search and rescue/emergency situations, too," he added.

他补充说，“虽然它主要是处理叛徒的飞机，但是没有什么可以阻止它也会被用于搜索和救援/紧急情况下。”

2.expect to 期待

例句：First, review what you can expect to learn from this tutorial and how you can get the most out of it.

首先，检阅一下您期望从本教程中学习到什么，以及您如何才能最大限度地学到更多的知识。

3.die of 死于

例句：He died of (或from) a heart attack.

他因患心脏病而死。

4.go through 经历

例句：You didn't know what I have gone through.

你不知道我遭受了什么苦难。