版本：4.13.0
- https://cdn.bootcdn.net/ajax/libs/vega-lite/4.13.0/vega-lite.js
- https://cdn.bootcdn.net/ajax/libs/vega-lite/4.13.0/vega-lite.min.js
Vega-lite provides a higher-level grammar for visual analysis, comparable to ggplot or Tableau, that generates complete Vega specifications.