By using these prevention strategies, the high cost of dental treatments can be avoided.
通过采用这些预防战略，可避免牙科治疗的高费用。
2
IRS has proven to be just as cost effective as other malaria prevention measures, and DDT presents no health risk when used properly.
室内残留喷洒已证明如同其它疟疾预防措施一样经济有效，并且滴滴涕在正确使用时无健康风险。
3
Cost of injury prevention will be added to the expenditure list, and one-time injury medical, food subsidies, etc are also covered instead of paid by the employers.