precautionary
adjective uk/prɪˈkɔː.ʃən.ər.i/ us/prɪˈkɑː.ʃən.er.i/
预防性的
intended to prevent something unpleasant or dangerous from happening
The company has withdrawn the drug as a precautionary measure.
Hospital staff are stressing the tests are purely precautionary and say the chances of anyone catching the disease are a million to one. 医院工作人员强调这些测试纯粹是预防性的，并表示任何人感染这种疾病的几率是百万分之一。
See: precaution
- More examples
- To prevent these malicious agents from infecting computers, Internet security specialists recommend that home users take several precautionary steps.
- Stewards will hold a precautionary inspection this morning to determine whether today's horse race can go ahead.
- Federal officials stressed that the recall was precautionary and that they had not found any cases of contaminated vaccine.