adj.预防的，防备的，警惕的

Eric was kept in the hospital overnight as a precautionary measure.
为了谨慎起见，埃里克被安排整晚留院观察。
Nothing to worry about, just precautionary.
没什么好担心的，只是预防措施。
You should adopt a precautionary approach.
你们应该采取一个预防措施。
**Precautionary measures** have been put in place to prevent the spread of the virus.
**预防措施**已经实施，以防止病毒传播。
It's always wise to take **precautionary steps** before embarking on any adventure trip.
在进行任何冒险旅行之前，采取**预防性措施**总是明智的。
The bank decided to implement **precautionary checks** on large transactions to detect fraudulent activities.
为了检测欺诈行为，银行决定对大额交易实施**预防性检查**。
The government issued a **precautionary advisory** against traveling to certain countries due to political unrest.
由于政治动荡，政府发布了针对前往某些国家的**预防性警告**。
Always keep a first aid kit in your car as a **precautionary measure** for emergencies.
作为应对紧急情况的**预防措施**，始终在车内备有急救包。
The company conducts regular fire drills as part of its **precautionary safety** program.
作为其**预防性安全**计划的一部分，公司定期进行消防演练。
Taking **precautionary medication** can help prevent allergies from flaring up during springtime.
服用**预防性药物**有助于防止春季过敏发作。
A **precautionary approach** is necessary when dealing with endangered species to avoid further harm.
在处理濒危物种时，采取**谨慎预防的方法**是必要的，以避免进一步伤害。
The airline has implemented **precautionary screenings** at airports to ensure passenger safety.
为确保乘客安全，航空公司已在机场实施了**预防性筛查**。
It's advisable to save some money as a **precautionary fund** for unexpected expenses.
建议存一些钱作为**预防性基金**，以应对意外开支。