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1·Such background material inevitably reflects who we are.

这些背景材料必然会反映出我们是谁。

2·The focus is really on eruptions in the last five years, but it might have some useful background material.

人们关注的焦点其实是过去五年的火山爆发，但它可能会提供一些有用的背景资料。

3·The first two chapters provide introductory and background material.

头两篇提供入门性的和背景性的材料。

4·The questions with information wi ll offer novel background material.

信息给予题提供新颖的背景材料；

5·First, just like in consecutive, gather as much background material as possible.

首先，像交替传译那样，尽可能多地收集背景资料。

6·As indoor background material, red rock art brick has reached a high level.

作为室内背景材料，红石艺术砖已经达到了相当高的水平。

7·For instance, your teacher is giving you some background material on American history.

比如说，你的老师正在讲述美国历史的背景资料。

8·It is important that you read important background material before turning in the proposal!

在完成专题计划前阅读背景资料是很重要的。

9·This part concisely summarizes the necessary background material and may be viewed as an appendix.

这部分简要概括了必要的背景材料，它可以看作是附录。

10·Yellow brick became the background material and stone flower boxes were randomly placed next to bedroom windows.

黄色砖将作为背景，石质的花盒随机被放置在卧室的窗旁。