After testing different combinations, they chose two materials that worked: a silver-plated yarn that can light up and a kind of thread that conducts electricity.
在测试了不同的组合后，他们选择了两种有用的材料：一种可以发光的镀银纱和一种导电的线。
2
Based on customer feedback, we need to let our users browse the site for items that are either silver-plated or made of sterling silver.
根据客户反馈，我们需要允许用户浏览站点，以查找镀银的货品或由纯银制造的货品。
3
The pencil I carry in my back-back is a silver-plated Eversharp with propelling leads, which my mother left in her drawer when she died.