这些材料都是免费的。
A bird must weave these materials into a nest.
鸟必须把这些材料织成巢。
Can you think of everyday items made of these materials?
你能想到用这些材料制成的日常用品吗？
The use of these materials does involve some inherent questions.
对这些材料的使用确实涉及了一些固有的问题。
Third, there is evidence that these materials work, and that schools can achieve something.
第三，有证据表明这些材料是有效的，学校可以有所作为。
When heated, these materials turned from a solid into a liquid absorbing energy as they change phase.
当这些材料受热时，它们会从固态变成液态，并在相变时吸收能量。
During the day, heat from the Sun can be conducted into these materials and stored to be released at night.
在白天，来自太阳的热量可以被传导到这些材料中储存起来，在晚上释放。
They might use expensive tools to shape these materials into works of art.
他们可能会使用昂贵的工具将这些材料塑造成艺术品。
Things made of these materials include soda cans, plastic milk boxes, newspapers, computers and cardboard boxes.
用这些材料制成的东西包括汽水罐、塑料牛奶盒、报纸、电脑和纸板箱。
In order not to lose those very important points, you can use some bright, fun color signs to record these materials.
为了不丢失那些非常重要的点，你可以使用一些明亮、有趣的颜色标志来记录这些材料。
But all these materials are free.
但这些材料都是免费的。
They can do research into these materials.
他们可以深入研究这些资料。
This is the purpose of these materials.
这就是这些资料的目的。
We could only build one house with these materials.
这些材料只够我们盖一栋房子。
However, the use of these materials does involve some inherent questions.
然而，对这些材料的使用涉及了一些固有的问题。
When making clothes, you must allow for the shrinkage of these materials.
你做衣服时，必须考虑到这些布料的缩水性。
Most of these materials can be found around your house or at your local hardware store.
绝大多数的材料可以在你的房子周围或者你当地的硬件商店里找到。
An example Tomcat configuration file taken from the site where these materials were tested.
从测试这些材料的站点中获取的Tomcat配置文件实例。
What were the advantages that these materials offered in the construction of the project?
在该项目的建设中提供的这些材料的优点是什么？
Additionally, all of these materials were also posted in multiple locations across cyberspace.
另外，所有这些材料也发表在了网上的许多地方。
"We plan to publish a 500 or 600-page collection of these materials and reveal it to the public," he announced.
“我们计划出版一本五六百页与此有关的资料集，并向公众发布。”库利科夫道。
Altan suggests that the utilization of these materials is at higher levels in both Europe and Asia than in the U.S..
Altan认为欧洲和亚洲在这些材料的应用水平上高于美国。
We'd like to see data being gathered, and see these materials being improved, and we'd like to see new models of learning.
我们非常想看到教学数据得到整理收集，这些资源得到更有效利用，我们也非常欢迎新的学习模式的出现。
We'd like to see data being gathered, and see these materials being improved, and we'd like to see new models of learning.
我们非常想看到教学数据得到整理收集，这些资源得到更有效利用，我们也非常欢迎新的学习模式的出现。
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