调查显示居民对癌症防治知识的需求较强烈。
The requirements of the residents for cancer prevention and treatment were very serious.
科学家们说，他们在防治癌症方面开始有所突破。
Scientists say they are beginning to break through in the fight against cancer.
科学家们说，他们在防治癌症方面开始有所突破。
Scientists say they're beginning to break through in the fight against cancer.
科学家们说，他们在防治癌症方面开始有所突破。
Scientists say they're beginning to break through in the fight against cancer.
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