When working with many layers, it is more efficient to capture different layer visibility states.

当有多个图层时，获取图层的可见状态会是操作更有效。

youdao

Layers - Take advantage of the flexibility layers provide when working with complex pixel art.

图层-利用的灵活性层时提供的工作与复杂的像素艺术。

youdao

If you're working with a back-end developer, they'll take care of the model and controller layers and provide your views with variables packed with just the data you need.

如果你是专注在后端开发，它将关注在model和controller层而并提供view所需要的变数。

youdao