What are some of the essays that describe the spirit of the blackboard

What are the essays describing the spirit of the blackboard are as follows:

It, quietly pay, it heart and soul willingly dedication, it is ordinary but not ordinary. It is our friend --- blackboard.

Our classroom has a "weathered", "scarred" blackboard. It has a rectangular, gray face. Its entire body is made of iron, so it can absorb colorful, different forms of iron absorption stone, will dress up more beautiful. In order to beautiful blackboard all around the use of aluminum to wrap it up.

I gently knocked with my hand, very hard, but also issued a thud sound. The blackboard may be small, but it's not easy to make. First of all, the man has to get up early and go to the mountains to look for raw materials, then find the raw materials melted at high temperatures, and then poured into the molds, into the blackboard of our lives, and finally sent to the place where it needs to go.

When you think about it, making a chalkboard is so complicated! Yes, when the blackboard came to our classroom, a moment later and the teachers became inseparable friends. The language teacher writes beautiful poems on it in a beautiful font, and the math teacher writes complex problems on it in a clear handwriting.

The English teacher writes exotic phrases on it. The blackboard is ordinary, but not ordinary, and it is our friend.

Expansion:

The pinyin for blackboard is hēi bǎn. wordiness: usually used as a noun in a sentence, as subject or object. Expressed Meaning: A blackboard is a flat surface that can be written on repeatedly with chalk; the surface of the board is hard and is mostly used for teaching. Blackboards are usually made of wood or frosted glass, etc., and can be written on with specific writing materials such as chalk. Mostly black, dark green, white or beige.