室内喷洒杀虫剂可减少疟疾的传播

词汇讲解：

1. spray v. 喷
例句：He is spraying insecticide.
他在喷杀虫剂。

2. transmission n. 传送, 传播, 传达；播送
例句：We interrupt our normal transmissions to bring you a piece of special news.
我们中断正常节目, 播送一条特别新闻。

3. disappointing adj. 令人失望的
例句：The result was disappointing.
结果是令人失望的。

4. spread v. (使)传播, (使)散布
例句：She was told not to spread this secret around.
她被告知不要把这个秘密传出去。

5. target n. (欲达到的)目[指]标
例句：The factory met its production target ahead of time.
工厂提前完成了生产指标。

6. resistance n. 抵抗力;抗性;耐性
例句：I catch colds frequently because my resistance is low.
我经常得感冒,因为我抵抗力差。

7. bite n. 咬伤, 叮伤
例句：He soon recovered from the snake's bite.
他被蛇咬的伤很快就痊愈了。

8. provide v. 提供; 供给; 供应
例句：On Sundays his landlady provided dinner as well as breakfast.
星期天,他的女房东不但供给早餐,还供给晚餐。

9. alternative n. 供选择的东西(或办法等)
例句：What alternatives are there?
还有什么可选择的?

10. excrete vt.排除,排泄;分泌,排出
例句：The function of the kidneys is to excrete wastes from the body.
肾的功能是排泄人体里的废物。