求翻译：陶瓷是陶器和瓷器的总称。人们早在约8000年前的新石器时代就发明了陶器。常见的陶瓷材料有粘土、氧化铝、高岭土等。陶瓷材料一般硬度较高，但可塑性较差。除了使用于食器、装饰上外，陶瓷在科学、技术的发展中亦扮演着重要角色。陶瓷原料是地球原有的大量资源黏土经过淬取而成。而粘土的性质具韧性，常温遇水可塑，微干可雕，全干可磨;烧至700度可成陶器能装水;烧至1230度则瓷化，可几乎完全不吸水且耐高温耐腐蚀。其用法之弹性，在今日文化科技中有各种创意的应用。发明了陶器。陶瓷材料大多是氧化物、氮化物、硼化物和碳化物等。是什么意思？

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The ceramics are the earthenware and the chinaware always called.The people as early as have invented the earthenware in approximately 8000 ago Neolithic Age.The common ceramic material has the clay, the aluminum oxide, the kleit and so on.Ceramic material general degree of hardness is high, but the

General term for ceramics pottery and porcelain. About 8,000 years ago in the early Neolithic pottery was invented. Common ceramic clays kaolin, alumina, and so on. Ceramic materials such as high hardness, plasticity is bad. In addition to making, pottery, decoration on the outside, ceramics science

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