https://ng-tech.icu/books/spring-notes/01.%E5%9F%BA%E7%A1%80%E4%BD%BF%E7%94%A8/4.%E8%AF%B7%E6%B1%82%E4%B8%8E%E5%93%8D%E5%BA%94/4.请求与响应Wowchemy (https://wowchemy.com)zhhttps://ng-tech.icu/media/sharing.pnghttps://ng-tech.icu/books/spring-notes/01.%E5%9F%BA%E7%A1%80%E4%BD%BF%E7%94%A8/4.%E8%AF%B7%E6%B1%82%E4%B8%8E%E5%93%8D%E5%BA%94/