prevention例句

Calcium may aid in the prevention of colon cancer.
钙可能有助于预防结肠癌。

For help on crime prevention, call our 24-hour advice line.
若想获得预防犯罪方面的帮助,请拨打我们的24小时咨询热线。

They put a high premium on prevention and primary care.
他们对预防和初级护理极为重视。

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