When a rotor is cleaned, it will need to be re-burnished again to re-deposit the friction material onto the surface. 當碟盤(pán)被清洗后，它將需要重新磨合以使摩擦性材料重新沉積到碟盤(pán)表面。
The textbook contains more explanatory material than models and is therefore hard to plough through. 這本教科書(shū)中，說(shuō)明性材料多于范文，所以難以閱讀。
The washbasin shall be made of easy-to-clean and impervious material. 洗手臺內外應使用易清洗不透水材料構筑。
The waterproof material is suitable for use near the waterfall. 這種耐水材料適合在瀑布附近使用。
