precautions
n. 防范；预防措施；预警（precaution 的复数）
例句
It is clearly prudent to take all precautions.
采取一切防范措施显然是慎重的。
《柯林斯英汉双解大词典》
We didn't take any precautions and I got pregnant.
我们没有采取任何避孕措施，所以我怀孕了。
《牛津词典》
You must take all reasonable precautions to protect yourself and your family.
你必须采取一切合理的预防措施，保护自己和家人。
