Clarify bottom accessory expanded behavior

Author: jinwandalaohu66

docs/docs/pages/appui-ref-navigation/index.html

@@ -501,7 +501,7 @@ <h2 id="可展开底部附件"><a class="heading-anchor" href="#可展开底部
 
 appui.run(body, state=state)</code></pre>
 </figure>
-<p>紧凑条会放在底部系统区域；iOS 26 使用原生 TabView bottom accessory，并由系统在 inline / expanded 状态之间切换 <code>compact</code> 和 <code>expanded</code> 内容。旧系统降级为底部 safe-area inset 加 sheet。不要再额外给同一个 <code>TabView</code> 挂底部 <code>safe_area_bar</code>，否则会和底部附件争同一块区域。</p>
+<p>紧凑条会放在底部系统区域；iOS 26 使用原生 TabView bottom accessory 承载 <code>compact</code> 内容，<code>expanded</code> 内容单独呈现为完整面板，避免被压进 tab bar 区域。旧系统降级为底部 safe-area inset 加 sheet。不要再额外给同一个 <code>TabView</code> 挂底部 <code>safe_area_bar</code>，否则会和底部附件争同一块区域。</p>
 <h2 id="常用修饰符"><a class="heading-anchor" href="#常用修饰符">#</a>常用修饰符</h2>
 <div class="table-scroll"><table><thead><tr><th>API</th><th>签名</th><th>所属类型</th></tr></thead><tbody><tr><td><code>.navigation_title</code></td><td><code>.navigation_title(title: Union[str, &quot;View&quot;]) -&gt; Self</code></td><td><code>View</code></td></tr><tr><td><code>.navigation_bar_title_display_mode</code></td><td><code>.navigation_bar_title_display_mode(mode: str) -&gt; Self</code></td><td><code>View</code></td></tr><tr><td><code>.navigation_bar_back_button_hidden</code></td><td><code>.navigation_bar_back_button_hidden(value: bool = True) -&gt; Self</code></td><td><code>View</code></td></tr><tr><td><code>.toolbar</code></td><td><code>.toolbar(items: Any) -&gt; Self</code></td><td><code>View</code></td></tr><tr><td><code>.toolbar_background</code></td><td><code>.toolbar_background(visibility: str = &#x27;visible&#x27;, bars: str = &#x27;navigation_bar&#x27;) -&gt; Self</code></td><td><code>View</code></td></tr><tr><td><code>.toolbar_color_scheme</code></td><td><code>.toolbar_color_scheme(scheme: str = &#x27;dark&#x27;, bars: str = &#x27;navigation_bar&#x27;) -&gt; Self</code></td><td><code>View</code></td></tr><tr><td><code>.navigation_destination</code></td><td><code>.navigation_destination(is_presented: bool = False, content: Optional[&quot;View&quot;] = None, on_dismiss: Optional[Callable] = None, isPresented: Optional[bool] = None, onDismiss: Optional[Callable] = None) -&gt; Self</code></td><td><code>View</code></td></tr><tr><td><code>.safe_area_bar</code></td><td><code>.safe_area_bar(edge: str = &#x27;bottom&#x27;, content: Optional[&quot;View&quot;] = None, alignment: str = &#x27;center&#x27;, spacing: Optional[float] = None, safeAreaEdge: Optional[str] = None) -&gt; Self</code></td><td><code>View</code></td></tr><tr><td><code>.tab_view_bottom_accessory</code></td><td><code>.tab_view_bottom_accessory(content: Optional[&quot;View&quot;] = None, enabled: bool = True, is_enabled: Optional[bool] = None, isEnabled: Optional[bool] = None) -&gt; Self</code></td><td><code>View</code></td></tr><tr><td><code>.expandable_bottom_accessory</code></td><td><code>.expandable_bottom_accessory(compact: Optional[Union[&quot;View&quot;, Callable[[], &quot;View&quot;]]] = None, expanded: Optional[Union[&quot;View&quot;, Callable[[], &quot;View&quot;]]] = None, is_presented: bool = False, on_dismiss: Optional[Callable] = None, enabled: bool = True, detents: Optional[str] = &#x27;large&#x27;, drag_indicator: Optional[str] = &#x27;visible&#x27;, interactive_dismiss_disabled: bool = False, isPresented: Optional[bool] = None, onDismiss: Optional[Callable] = None, is_enabled: Optional[bool] = None, isEnabled: Optional[bool] = None, dragIndicator: Optional[str] = None, interactiveDismissDisabled: Optional[bool] = None, on_expand: Optional[Callable] = None, onExpand: Optional[Callable] = None) -&gt; Self</code></td><td><code>View</code></td></tr><tr><td><code>.tab_bar_minimize_behavior</code></td><td><code>.tab_bar_minimize_behavior(behavior: str = &#x27;automatic&#x27;) -&gt; Self</code></td><td><code>View</code></td></tr><tr><td><code>.tab_view_search_activation</code></td><td><code>.tab_view_search_activation(activation: str = &#x27;search_tab_selection&#x27;) -&gt; Self</code></td><td><code>View</code></td></tr></tbody></table></div>
 <h2 id="与相邻-api-的区别"><a class="heading-anchor" href="#与相邻-api-的区别">#</a>与相邻 API 的区别</h2>