... 自然环境因素 factor of natural environment 癌的环境因素environmental factors of cancer 质量环境因素 environmental aspeXFZY ...
双语例句
1
External environmental causes ofcancer are factors in the environment that increase risk of cancer such as air pollution, UV radiation and indoor radon.
外部环境致癌因素是指环境中导致罹患癌症的危险升高的因素，如空气污染、紫外线辐射及室内的氡等。
2
External environmental causes ofcancer are factors in the environment such as pollutants that increase risk for cancer.
外部环境致癌因素是指环境中的污染物等导致罹患癌症的危险升高的因素。
3
Cancer data may point to environmental risk factors or high risk behaviors, so preventive measures can be taken to reduce the number ofcancer cases and resulting deaths.