precautionary area警戒区
precautionary requirement预防性的需求
precautionary balances预防余额
precautionary principal预防原则
precautionary shutdown预防性停车
precautionary ways防范对策
precautionary management预防管理
precautionary patent预告专利
precautionary technology防
From Keynesian’s absolute income hypothesis to Friedman’s permanent income hypothesis to precautionary saving theory, all of those consumer’s theories based on different consumer expectation pattern.
预期在消费函数理论方面具有重要地位，从凯恩斯的绝对收入假说到弗里德曼的持久收入假说到预防性储蓄理论，所有的这些消费函数理论都是基于不同的预期模式而展开的。
参考来源 - 居民预期与消费行为的实证分析Conclusion In order to prevent the outbreak of tuberculosis in schools, the precautionary treatment should be enhanced among storng-positive of PPD students.
结论 应加强PPD强阳性学生的预防性治疗，防止结核病在学校爆发流行。
参考来源 - PPD阳性中学生3年后肺结核发病情况分析—《中国学校卫生》—2008年第3期—龙源期刊网ADJ（形容词） Precautionary actions are taken in order to prevent something dangerous or unpleasant from happening. 预防的 [正式][usu ADJ n]
The local administration says the curfew is a precautionary measure.
该地方当局说宵禁只是一项预防措施。