题型:阅读选择 题类: 难易度:普通
广东省深圳实验学校2023-2024学年九年级上学期期中英语试题
The four great inventions of ancient China are China's outstanding contributions to the whole world, and have had a great impact on world's scientific and cultural exchanges.
Paper-making | During the Eastern Han Dynasty around 104 A.D., a eunuch (太监) of the Imperial Court named Cai Lun invented a new type of paper. It was said that he used bark (树皮), rags (破布) and broken fishing nets as materials to make plant fiber paper suitable for writing. In 105 A.D., he presented this invention to He Di, the emperor at that time, according to Chinese history. |
Printing | In the Song Dynasty, Bi Sheng (A.D.1004﹣1048), used clay to make rectangle cubes (长方体), carved a single Chinese character on each of them, and burnt them with fire. Then according to the article content, he arranged the words, put them in an iron frame (框架) to print.The printing skill is named the movable-type printing. |
Compass | The working people of ancient China invented the compass in their long-term labor practice.They found the characteristic of magnet (磁铁) showing the direction. The earliest compass, Sinan, firstly appeared in the Warring States Period. |
Gunpowder | The invention of gunpowder began with ancient alchemy (炼丹术) in the Sui Dynasty and Tang Dynasty. In order to refine pills for immortality (永生), alchemists constantly update the methods of alchemy, which finally led to the invention of gunpowder. In Tang Dynasty, the gunpowder began to be applied (应用) to the military affairs (军事). |
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