写一篇初中英语作文!

要求写圆珠笔是什么时候谁发明的,有什么功能.

反正就是圆珠笔所有特征!

Ball-point pen (or "atomic pen") in English: ballpen, is popular the world over the past few decades as a writing tool. It has simple structure, easy to carry, writing lubrication, and is suitable for replication, etc., and therefore, from school students to the office of civilian personnel all walks of life are happy to use. Ball-point pen and fountain pen is different because it uses dry thick of ink, ink pen is also relying on the free rotation of the ball with his head out of turn wrote the paper, therefore does not leak, not climate effects, and writing a longer time, eliminating the need to ink the regular infusion of trouble

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