Preflight request for request with keepalive specified is currently not supported

报错描述：

VM8044 polyfills.js:3366 Preflight request for request with keepalive specified is currently not supported

fetch(uri, {
  method: 'POST',
  headers: {
    'Content-type': options.headers.get('content-type'),
    'Authorization': options.headers.get('authorization')
  },
  body: JSON.stringify(interactionBody),
  mode: 'same-origin', // 告诉浏览器是同源，同源后浏览器不会进行预检请求
  keepalive: true
})