關于黑板Blackboard的高中英語作文
Anyone who has ever been to school would have seen many blackboards big and small on which characters in different colors of chalk are written. The blackboard is a kind of cultural tool. It is usually made of wooden boards four to five cenlimeters thick in the shape of a rectangle. It is painted black on the surface with black paint. Underneath there is a groove for dust.
任何到過學校的人，總見過許多大大小小的，上面寫著各種顏色粉筆字的黑板。黑板是一種常見的文化工具，它一般呈矩形，用本質夾板做成，厚四五厘米。它的正面涂上黑漆，下面還有一條積灰槽。
With the development of the educationaI cause, there has been an increasing development in cultural facilities and equipment. The varicty of blackboards is on the rise. There are glass-made blackboards, velvet blackboards made on the basis of the function of statics, magnetic black-boards made according to the function of magnetics, etc.
教育事業的發展，促進了文化用品的發展。黑板的品種不斷增多，有玻璃黑板，有根據靜電作用造出的絨布黑板，有根據磁性作用造成的磁性黑板……
The blackboard is so common and unattractive in our life, yet it has played an important role in our study, Our teachers have written equation after equation and solved countless problems on it. It is such a common rectangular blackboard, but it is the golden key to the door of the treasure house of knowledge.
黑板在生活中是司空見慣的，然而卻在我們的學習中起著重要作用。老師在黑板上寫下一個又一個的方程，解決了無數難題。就這樣一個普通的長方形黑板，可卻是通往知識寶庫的金鑰匙。
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