单词：natural crystal
natural crystal的用法和样例：
例句
- This is an all-in-one lens removal and replacement kit, looking rather like a robot, that is designed to treat people whose natural lenses are going cloudy, thus making them blind.这是一个一体化的晶体移除和替换设备，看起来很像一个机器人，它被设计用来治疗那些天然晶体正在变混浊而导致失明的人们。
单词：natural crystal 相关文章
86 去痛片须慎用 DATE=8-16-01 TITLE=SCIENCE REPORT - OxyContin Warning BYLINE=Jerilyn Watson （Start at 1'02
科技之光
Beginners. Well, it's time for a new dog. For the past year, we have been a one dog family. But, you know, our dog, Rosie, is a wildly social lady. She goes crazy any time she meets another dog, a cat, a mouse, or a bird, let alone a human. But, the
英语博客 A cup of English
By Melinda Smith Washington 14 May 2007 Top executives of the company that makes a powerful painkiller called Oxycontin admitted this week they lied about the drug's addictive qualities in order to boost sales. As VOA's Melinda Smith reports, worldwi
2007年VOA标准英语（五月）
Beginners. Today, Foxy had an appointment with the vet for vaccinations and a general check-up. She is about eight months old, so she needed her second set of vaccinations. The vet also needed to see if her growth was normal and healthy. I put her in
英语博客 A cup of English