the science concerned with the prevention of illness and maintenance of health
双语例句
1. Objective to explore the ways of monitoring over the environmental hygienics in the hospital and provide scientific foundation for improving the disinfectant work and facilities.
目的探讨医院环境卫生学监测方法，为改进消毒工作及消毒设施提供科学依据。
youdao
2. Objective to explore the ways of monitoring over the environmental hygienics in the hospital and provide scientific foundation for improving the disinfectant work and facilities.
