VOA常速英语:Scientists Target Antibodies That Work Against Many HIV Mutations

词汇讲解：

1. vaccine n. 疫苗;痘苗
例句：She takes a vaccine against influenza every fall.
她每年秋季接种流感疫苗。

2. elude vt. 规避;躲避
例句：His name eludes me for the moment.
他的名字我一时想不起来了。

3. identify vt.认出, 识别
例句：She learned how to identify medicinal herbs from a traditional Chinese doctor.
她向一位中医大夫学习如何识别草药。

4. stimulate vt.刺激; 激励
例句：The art course stimulated me.
艺术课激发了我的灵感。

5. mount vt. 发动攻击; 攻击
例句：The opposition is getting ready to mount a powerful attack on the government.
反对党已准备好对政府发动一次有力的攻击。

6. obstacle n. 障碍(物), 妨碍
例句：She felt that her family was an obstacle to her work.
她感到她的家庭妨碍她的工作。

7. rare adj. 稀少的, 罕见的
例句：It is rare to see a man over 160 years old.
很少见到一个人能活到160岁。

8. neutralize vt.使失效;抵消;中和
例句：The increase in indirect taxation is intended to neutralize the reduction in income tax.
增加间接税是为了抵消所得税的减少。

9. isolate vt.使隔离, 使孤立, 使脱离
例句：A chemist can isolate the oxygen from the hydrogen in water.
化学家可以把水中的氢和氧分离开来。

10. 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。