Greasy Fork 还支持 简体中文。

Firefox Translate Helper

Replace bogus html lang=en with lang="" (helps built-in Translate)

Du musst eine Erweiterung wie Tampermonkey, Greasemonkey oder Violentmonkey installieren, um dieses Skript zu installieren.

You will need to install an extension such as Tampermonkey to install this script.

You will need to install an extension such as Tampermonkey or Violentmonkey to install this script.

You will need to install an extension such as Tampermonkey or Userscripts to install this script.

You will need to install an extension such as Tampermonkey to install this script.

Sie müssten eine Skript Manager Erweiterung installieren damit sie dieses Skript installieren können

(Ich habe schon ein Skript Manager, Lass mich es installieren!)

You will need to install an extension such as Stylus to install this style.

You will need to install an extension such as Stylus to install this style.

You will need to install an extension such as Stylus to install this style.

You will need to install a user style manager extension to install this style.

You will need to install a user style manager extension to install this style.

You will need to install a user style manager extension to install this style.

(I already have a user style manager, let me install it!)

// ==UserScript==
// @name         Firefox Translate Helper
// @author       mekineer and Nova (ChatGPT 5.2 Thinking)
// @namespace    https://mekineer.com
// @license      GPL-3.0-or-later
// @version      0.3
// @description  Replace bogus html lang=en with lang="" (helps built-in Translate)
// @match        *://*/*
// Example: @exclude-match https://example.com/* (remove leading Example and starting with @ will make active)
// Example: @exclude-match https://*.example.org/*
// @run-at       document-start
// @grant        none
// ==/UserScript==

(() => {
  if (window.top !== window.self) return;

  const fix = () => {
    const html = document.documentElement;
    if (!html) return;

    const lang = (html.getAttribute("lang") || "").toLowerCase().trim();
    if (lang === "en" || lang.startsWith("en-")) {
      html.setAttribute("lang", "");
    }
  };

  fix();

  new MutationObserver(fix).observe(document.documentElement, {
    attributes: true,
    attributeFilter: ["lang"],
  });
})();