safeguard

The new law aims to safeguard the rights of consumers against fraud.

(Chinese) 新法律旨在保护消费者的权利免受欺诈。

You should encrypt your files to safeguard your personal data from hackers.

(Chinese) 你应该对文件加密，以保护个人数据免受黑客攻击。

The bank installed a fingerprint scanner as a safeguard against unauthorized access.

(Chinese) 银行安装了指纹扫描仪，作为防止未经授权进入的防护措施。

Getting a flu shot every autumn is a good safeguard against winter illness.

(Chinese) 每年秋天接种流感疫苗是预防冬季疾病的好保障。