读报
登录注册网站首页
 

SUPER SCIENCE

Cool inventions

作者:teens
Aa
  • -   
  •    +
On hot summer days, many people carry a mini fan to keep themselves cool. But this fan is a little different. This invention is from South Korea. You can hold it on your neck. Your hands are free! It is really convenient (方便的).
点击阅读全文
联系我们  |  诚聘英才  |  关于我们  |  版权声明
© i21st.cn   京ICP备2024066071号-1
 
选择报纸
选择报纸
关闭