benson.zhang fc41eff2e8 更新 'docs/zh/pc/4.md'		7 lat temu
..
1.md	c44a877f2d first commit	8 lat temu
2.md	2d6d3380ae 更新图片地址	7 lat temu
3.md	bc246b9792 fix: 修复图片不显示，修改文档排版格式	7 lat temu
4.md	fc41eff2e8 更新 'docs/zh/pc/4.md'	7 lat temu
5.md	c44a877f2d first commit	8 lat temu
6.md	c44a877f2d first commit	8 lat temu
README.md	c44a877f2d first commit	8 lat temu

PC端在线支付接入规范文档4.2.1