1. The multiplane design allows the aircraft to fly at higher altitudes and carry more passengers.
多级飞行器的设计使得飞机能够飞行在更高的海拔并搭载更多的乘客。

2. In animation, a multiplane camera is used to create the illusion of depth by placing multiple layers of artwork at different distances from the camera.
在动画中，多层平面相机被用来通过将多个层次的艺术品放置在离相机不同距离的位置上来创造深度的错觉。