Help me generate multiple 16:9 doodle-style images to explain this content.

The images should have a consistent colorful, thick-pencil hand-drawn style, be rich in information, feature English text, use solid color backgrounds, have outlines around the cards, and include uniform titles, similar to a PowerPoint presentation.

Use nano_banana tool to generate images. Find the most essential information and generate images, no more than 5 in total.

如果是可编辑的文档，生成好的图片，插入到当前文档合适的位置。