有关英语的问题～！！！谢谢～！

疾病:
1. sickness
2. disease
3. ailment
Relative explainations:
<complaint> <malady> <illness> <lurgy> <mal> <affection> <infirmity> <ilness> <disease illness> <trouble>
Examples:
1. 许多疾病是由细菌引起的。
Many diseases are caused by bacteria.
2. 水痘是一种常见的儿童期疾病。
Chicken pox is a common childhood sickness.
3. 这种疾病蔓延全国。
The disease spread throughout the country.
4. 这个地区疾病的主要原因是水不清洁。
A major cause of the disease in this area is unclean water.
5. 这种疾病的迅速蔓延使医疗当局感到忧虑不安。
The rapid spread of the disease is alarming the medical authorities.
6. 政府发誓要进行一场消灭贫穷和疾病的斗争。
The government has pledged itself to wage a war against poverty and disease.
7. 据报道说这种疾病破坏中枢神经系统。
It is reported that this disease attacks the central nervous system.
8. 我们能做什么来防止这种疾病蔓延呢？
What can we do to prevent the disease spreading?

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