The greatest invention in human history人类历史上最伟大的发明---安全套

• Photo.huanqiu.com 环球图片网
Significance
• The significance of condom is that it can avoid the pain of unplanned pregnancies, separate sex and birth completely.
• 避孕套的意义在于能 避免意外怀孕带来的 痛苦， 痛苦，把性和生育彻 底分开。 底分开。
History
• The inventor of the condoms is a person whose name is Joseph Condom .He is a British doctor in late17 century.Condom is a healer （御医） with 御医） Britain‘s king Charles ii 查理二世） （查理二世）.He used caecum（盲肠） of （盲肠） sheep and cut appropriate length, dried and used bran 麦麸） （麦麸） to make it feel soft.
The greatest invention in human history
• Someone thinks the greatest invention is Light bulb ……
• Someone thinks the greatest invention is computer ……
Function
• Condom is the form • 避孕套是以非药物的形式 of non-drug 阻止受孕， 阻止受孕，主要用于在性 交中阻止人类的精子和卵 conception, which is 子结合，防止怀孕。 子结合，防止怀孕。除此 mainly used to 之外，避孕套也有防止淋 之外，避孕套也有防止淋 prevent sexual 病、艾滋病等性病传播的 intercourse stop in 作用. 作用 human sperm and eggs union and prevent pregnancy. In addition, condoms also have prevent gonorrhea, and AIDS propagate.
About future
•Condom can make fashion clothes.
•Condom can make a little gift.
•Thank you.
参考资料：
• www.baidu.com • www.youdao.com • www.39.net 百度搜索 有道翻译 39健康网 健康网
But…
I think the greatest invention in human history is ……
Condom
• Light bulb is shining our life…… • Computer facilitates our life…… • Condom enriches（丰富） our life……
• But have o百度文库her information shows the earliest condom is exist in ancient Egyptian ,1350 BC.It use to man’s adornment（装饰物）, like woman’s treasure. Condom represented man's wealth and status.