But this jewelry is intended for rare use as the silvercoating can peel off when used daily and when exposed to elements like water.
但这种首饰的目的是为罕见的涂银使用可剥离每日使用时暴露于像水元素。
3
One popular use of nanotechnology is adding an ultrathin silvercoating on kitchenware such as knives and forks so that bacteria can't stick to the surface.