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- 这种材料防雨。
This material is impervious to rain-water.
- 建筑材料很昂贵。
Building materials are expensive.
- 你可以把这些磁带当作听力材料。
You can use these tapes as aural material.
- 吉姆正打算为一部新书准备材料。
Jim is going to get material for a new book.
- 他成批地购买原材料。
He buys the materials wholesale.
- 热天穿棉布之类有渗透性的材料制成的衣服最为适宜。
In hot weather cloths made of a porous material like cotton are best.
- 他提高售价以补偿材料增加的成本。
He raised his prices to offset the increased cost of materials.
- 我们抽验了这批材料，认为满意。
We sampled the stuff and found it satisfactory.
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