feat: can set rootMargin for IntersectionObserver.

src/config/i18n.js

@@ -1784,6 +1784,11 @@ export const I18N = {
     en: `Highlight after translation`,
     zh_TW: `翻譯後高亮`,
   },
+  pagescroll_root_margin: {
+    zh: `滚动加载提前触发 (px)`,
+    en: `Early triggering of scroll loading (px)`,
+    zh_TW: `滾動載入提前觸發 (px)`,
+  }
 };
 
 export const newI18n = (lang) => (key) => I18N[key]?.[lang] || "";

src/config/setting.js

@@ -182,4 +182,5 @@ export const DEFAULT_SETTING = {
   transAllnow: false, // 是否立即全部翻译
   subtitleSetting: DEFAULT_SUBTITLE_SETTING, // 字幕设置
   logLevel: LogLevel.INFO.value, // 日志级别
+  rootMargin: 200, // 提前触发翻译
 };