1. The new phone is designed to be dustproof, making it perfect for outdoor activities.
这款新手机设计成防尘的，非常适合户外活动。
2. I bought a dustproof case for my camera to protect it from dirt and debris.
我为我的相机买了一个防尘的套子，以保护它免受灰尘和杂物的侵害。