我们在橱柜上安装了安全锁，这是我们儿童防护措施的一部分。

We installed safety locks on the cabinets as part of our ___child-proofing efforts.

这些清洁剂瓶子都采用了防儿童设计，确保孩子无法轻易打开。

These cleaning product bottles have ___child-proofing lids to ensure kids can't open them easily.