Create a vector illustration of a moving clasic train for a physics lesson. The illustration should be clean and simple, focusing on the key physics concepts involved. Use a color palette that is visually appealing and easy to read. The illustration should be suitable for use in educational materials, such as textbooks, websites, and presentations. use white background behind train
为物理课创建一个移动的clasic火车的矢量图。插图应该简洁明了,重点放在所涉及的关键物理概念上。使用视觉上吸引人且易于阅读的调色板。插图应适用于教材,如教科书,网站和演示文稿。在火车后面使用白色背景