ultrafast light pulse

例句：

1. 1. The new MRI machine can produce ultrafast images.
   新型磁共振成像机器能够产生超快的图像。
2. 2.Ultrafast communication networks are essential for modern society.
   超快通信网络对于现代社会至关重要。
3. 3.The researchers developed an ultrafast laser that could cut through thick materials.
   研究人员开发了一种超快激光器，可以切割厚重的材料。