"tengu_post_compact_survey": false,
Shadow DOM is a web component feature that lets you attach an isolated DOM subtree to any HTML element, hidden from the main document’s standard queries. A querySelector('audio') on the main document cannot see inside a Shadow Root unless you specifically traverse into it. If fermaw’s player was mounted inside a Shadow Root, basic DOM searches would come up empty.，这一点在服务器推荐中也有详细论述
controller.close();，推荐阅读快连下载-Letsvpn下载获取更多信息
view.byteOffset,