Do you see all these loose crumbs?

你看到所有这些松散的面包屑了吗？

I like to take a pastry brush and brush away any loose crumbs around the cake so they don't get into your icing.

我喜欢用糕点刷刷掉蛋糕周围所有松散的面包屑，这样它们就不会进入你的糖霜中。

The crumb layer is going to gather up all the loose crumbs around the cake so when you frost it again later it's going to be beautiful and clean.

面包屑层会收集蛋糕周围所有松散的面包屑，所以当你稍后再次给它涂上糖霜时，它会变得又漂亮又干净。