FRONTPAGE

Glasses that glow

作者：21ST

Glasses that glow

能照明的眼镜

LOOK at these glasses. They have two lights. There are four small batteries (电池) inside the glasses. They can make light for 30 hours. These glasses are useful for reading in bed.

点击阅读全文

对本期电子报订户、有效期内的VIP教师会员和本学期初二尊享卡用户，我们开放所有内容：
如果您拥有以上权限，请点这里登录；
订阅电子报，请点这里；
激活VIP教师卡，请点这里；
激活21英语尊享卡，请点这里。

相关文章
Getting smart glasses （814期）Giving the Games a ‘glow’ （763期）How do some sharks glow in the dark? （666期）Is it fair to make movie-goers buy 3-D glasses? （564期）A clear view of glasses fashion （506期）Look for caution in hi-tech glasses （460期）New glasses will change the world （421期）