单词：safeguards
n a document or escort providing safe passage through a region especially in time of war
v make safe
v escort safely
safeguards的用法和样例：
例句
- We make copies of our computer disks as a safeguard against accidents.我们复制了计算机磁盘以防意外。
- We will introduce legal safeguards against fraud.我们要采取法律保护措施，制止诈骗活动。
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