1. Wood and stone are building materials.
    木材和石头是建筑材料。

2. With fewer trees, the paper industry is producing more paper from recycled materials but, unfortunately, damages the planet.
    由于树木减少，造纸厂更多地依靠再生材料造纸，但不幸的是，这同时也对我们这个星球带来了损害，

3. With the combination of intelligence and manual skill (allowing us to make and use tools), people have found ways to use plant and animal resources, mineral ores, fuels, and many other of Earth's materials and resources.
    由于智力与手工技能的结合（使得人类能够制造和使用工具），人们已经发现了诸多利用地球动植物资源、矿产资源、燃料和许多其他物产和资源的方法。

4. The girls swiftly took sewing materials from their desks.
    然后迅速地从课桌里拿出缝纫材料，

5. He is in charge of the procurement of materials.
    他负责物资的采购。

6. Don't worry. Just sign up for the language course offered by a school in another district or city, have the latest edition of the course teaching materials sent to your computer, and attend by video.
    不用担心，你可以向另一地区或城市的学校报名，上他们提供的日语课，让他们将这门课程最新的教材传送到你的电脑上，然后通过视听方法上课。

7. Armed with the right tools and materials, newly-weds gaily embark on the task of decorating their own homes.
    用适当的工具和器材装备起来之后，新婚夫妇便兴致勃勃地着手承担装饰自己家庭的任务。

8. As we´ve not got the proper materials, we´ll just have to improvise.
    我们没有弄到合适的材料, 只好临时凑合了.

9. Armed with the right tools and materials, newlyweds gaily embark on the task of decorating their own homes.
    新婚夫妇找来合适的工具和材料，喜气洋洋地开始布置新房。

10. She was responsible for ensuring that all surgical instruments and materials were accounted for during an operation.
    她的责任是确保手术中的每样手术器械和手术材料都如数清点好。