perf(i18n): 增加 i18n 注释

lib/view/3d_view/measure_3d_view.dart

@@ -65,7 +65,9 @@ class _Measure3DViewState extends State<Measure3DView> {
                     onPressed: () {
                       _changeTo2DMeasure();
                     },
-                    child: const Text('使用选中面进入 2D 测量'), //TODO i18n
+
+                    ///TODO: [Gavin] i18n
+                    child: const Text('使用选中面进入 2D 测量'),
                   )
                 : Container(),
           ),

lib/view/3d_view/measure_3d_view_switcher.dart

@@ -66,6 +66,8 @@ class _Measure3DViewSwitcherState extends State<Measure3DViewSwitcher> {
         children: [
           const FSizedBox(
               width: 90,
+
+              ///TODO: [Gavin] i18n
               child: FText("启用 3D :", style: TextStyle(color: Colors.white))),
           FSwitch(
             value: enable3DView,
@@ -99,6 +101,7 @@ class _Measure3DViewSwitcherState extends State<Measure3DViewSwitcher> {
             });
           },
           child: const FText(
+            ///TODO: [Gavin] i18n
             "回到 3D",
             style: TextStyle(color: Colors.white),
           ),
@@ -113,6 +116,7 @@ class _Measure3DViewSwitcherState extends State<Measure3DViewSwitcher> {
             });
           },
           child: const FText(
+            ///TODO: [Gavin] i18n
             "回到播放器",
             style: TextStyle(color: Colors.white),
           ),

lib/view/player/control_board/tone_bar.dart

@@ -282,6 +282,7 @@ class _ResetToneButton extends StatelessWidget {
     return ElevatedButton(
       onPressed: playerController.resetTone,
       child: const Text(
+        ///TODO: [Gavin] i18n
         '重置',
         style: TextStyle(color: Colors.white),
       ),

lib/view/player/control_board/tone_bar_carotid.dart

@@ -155,6 +155,7 @@ class _ResetCarotidToneButton extends StatelessWidget {
     return ElevatedButton(
       onPressed: measure3DViewController.resetTone,
       child: const Text(
+        ///TODO: [Gavin] i18n
         '重置',
         style: TextStyle(color: Colors.white),
       ),