VOA常速英语:Drug Reverses Alzheimer's in Lab Mice

2. discovery n. 发现; 被发现的事物（或真相、人）
例句：Many great discoveries have been made in the field of science.
在科学领域已有许多重大发现。

3. induce vt. 引起, 导致
例句：Her illness was induced by overwork.
她的病是操劳过度引起的。

4. engineer vt.设计, 建造, 监督；策划; 图谋；安排或处理
例句：She engineered the whole thing from start to finish.
这事从头至尾都是她策划的。

5. shred vt. 撕碎, 切碎
例句：Mice will shred things such as newspapers.
老鼠会扯碎报纸一类的东西。

6. equivalent n. 相等物;等价物
例句：A dime is the equivalent of two nickels.
一角硬币等于两个五分镍币。

7. reversal n. 反向；倒转； 颠倒；彻底转变；反转；倒置
例句：Industrial unrest and cheaper imports played their part in the company’s reversal of fortunes.
工业动荡和比较低廉的进口使公司形势恶化。

8. patent n. 专利, 专利权
例句：The patent runs out in three years' time.
这项专利期限为三年。

9. hide vt. 隐瞒, 掩盖
例句：You're hiding some important facts.
你在隐瞒某些重要事实。

10. trial n. 测试, 试验, 考验
例句：They are doing clinical trials on a new drug.
他们正在做一种新药物的临床试验。