例句與造句

1. Piles of discarded potatoes can often be the source of the disease.
2. Why is it so important to find the original source of the disease?
3. It's too early to speculate on the source of the disease,"
4. One common source of the disease was shaving brushes made from infected horse hair.
5. Scientists are still puzzled over the source of the disease.
6. It's difficult to find source of the disease in a sentence. 用source of the disease造句挺難的
7. That would imply that a single source of the disease has been found, she said.
8. But they are trying to reconstruct Stevens'movements and track down the source of the disease.
9. The source of the disease is still not known,
10. Health authorities were investigating the water supply to try to find the source of the disease.
11. Even though the source of the disease is undetermined, we felt we had to act quickly,
12. The plant hasn't been confirmed as the source of the disease, which is caused by water-born bacteria.
13. They said Health Ministry investigators sent from Beijing were trying to find the source of the disease.
14. Health Minister Zhang Wenkang said Chinese experts had been unable to trace the source of the disease.
15. A team of World Health Organization investigators is in Guangdong hoping to trace the source of the disease.
16. Symptoms include fever, vomiting, diarrhea and severe internal hemorrhaging but the source of the disease is still unknown.
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