VOA常速英语:Osteoporosis Drug Might Repair Joints Damaged by Arthritis

1. medication n. 药物治疗,药物
例句：sugar-coated medication. 
外面包有糖衣的药物。 

2. arthritis n. 关节炎
例句：His arthritis gets the best of him from time to time. 
关节炎时常把他压倒。 

3. patient n. 病人
例句：The doctor is very patient with his patients.
那位医师对病人十分耐心。

4. limit vt. 限制
例句：There' s a limit to how much I' m prepared to spend. 
我准备花多少钱是有限度的. 

5. synthetic n. 合成纤维
例句： Synthetic fabric is inferior to cotton fabric. 
合成纤维织物不如棉织品好。

6. rebuilt vt. 重建
例句：During the late seventies world grain reserves were rebuilt. 
七十年代末，世界粮食储备重新建立。 

7. reverse vt. 颠倒,翻转
例句：Their positions are now reversed.
他们的地位现在颠倒过来了。

8. joint 关节
例句：The pipe was rusted at the joint.
管子的接合处生锈了。

9. effective adj. 有效的
例句：Here are the most effective: 
下面是一些最有效的方法。 

10. confirm vt. 证实
例句：I need to confirm my reservation. 
我要确认我的预定。