superimposing

例句：

1. 1. The artist carefully superimposed thepainting onto the canvas.
   艺术家小心翼翼地将画作叠加到画布上。
2. 2. Theengineer superimposed thedata to create a more accuratemodel.
   工程师将数据叠加以创建更准确的模型。
3. 3. The scientist superimposedthe images to study the effects of lighton the surface.
   科学家将图像叠加以研究光对表面的影响。