diff --git a/PixelViewer/Strings/Default.xaml b/PixelViewer/Strings/Default.xaml
index 82601bd..61b6ee8 100644
--- a/PixelViewer/Strings/Default.xaml
+++ b/PixelViewer/Strings/Default.xaml
@@ -21,7 +21,7 @@
 	<sys:String x:Key="String/ApplicationOptionsDialog.DefaultByteOrdering">Default byte ordering</sys:String>
 	<sys:String x:Key="String/ApplicationOptionsDialog.DefaultColorSpace">Default color space of image</sys:String>
 	<sys:String x:Key="String/ApplicationOptionsDialog.DefaultImageDimensionsEvaluationAspectRatio">Default aspect ratio for evaluation</sys:String>
-	<sys:String x:Key="String/ApplicationOptionsDialog.DefaultImageDimensionsEvaluationAspectRatio.Description">Will try evaluating according to file name if you select &lt;Unspecified&gt;</sys:String>
+	<sys:String x:Key="String/ApplicationOptionsDialog.DefaultImageDimensionsEvaluationAspectRatio.Description">Will try evaluating according to file name if you select &lt;Unspecified&gt;.</sys:String>
 	<sys:String x:Key="String/ApplicationOptionsDialog.DefaultImageRendererFormatName">Default format</sys:String>
 	<sys:String x:Key="String/ApplicationOptionsDialog.DefaultYuvToBgraConverter">Default YUV to RGB conversion</sys:String>
 	<sys:String x:Key="String/ApplicationOptionsDialog.EnableColorSpaceManagement">Enable color management</sys:String>
@@ -46,7 +46,7 @@
 	<sys:String x:Key="String/ApplicationOptionsDialog.UnableToLoadColorSpaceFromFile">Unable to load color space from file.</sys:String>
 	<sys:String x:Key="String/ApplicationOptionsDialog.UseDefaultImageRendererAfterOpeningSourceFile">Reset to default format after opening file</sys:String>
 	<sys:String x:Key="String/ApplicationOptionsDialog.UseSystemScreenColorSpace">Prefer using system defined screen color space</sys:String>
-	<sys:String x:Key="String/ApplicationOptionsDialog.UseSystemScreenColorSpace.Description">Will fall back to 'Color space of screen' if system defined screen color space is unavailable</sys:String>
+	<sys:String x:Key="String/ApplicationOptionsDialog.UseSystemScreenColorSpace.Description">Will fall back to 'Color space of screen' if system defined screen color space is unavailable.</sys:String>
 
 	<!-- AspectRatio -->
 	<sys:String x:Key="String/AspectRatio.Ratio_1x1">1:1</sys:String>
diff --git a/PixelViewer/Strings/zh-CN.xaml b/PixelViewer/Strings/zh-CN.xaml
index 19cb022..edc1c05 100644
--- a/PixelViewer/Strings/zh-CN.xaml
+++ b/PixelViewer/Strings/zh-CN.xaml
@@ -21,7 +21,7 @@
 	<sys:String x:Key="String/ApplicationOptionsDialog.DefaultByteOrdering">默认字结顺序</sys:String>
 	<sys:String x:Key="String/ApplicationOptionsDialog.DefaultColorSpace">默认图像色彩空间</sys:String>
 	<sys:String x:Key="String/ApplicationOptionsDialog.DefaultImageDimensionsEvaluationAspectRatio">默认评估之长宽比例</sys:String>
-	<sys:String x:Key="String/ApplicationOptionsDialog.DefaultImageDimensionsEvaluationAspectRatio.Description">若选择&lt;不指定&gt;将尝试使用文件名称评估尺寸</sys:String>
+	<sys:String x:Key="String/ApplicationOptionsDialog.DefaultImageDimensionsEvaluationAspectRatio.Description">若选择&lt;不指定&gt;将尝试使用文件名称评估尺寸。</sys:String>
 	<sys:String x:Key="String/ApplicationOptionsDialog.DefaultImageRendererFormatName">默认格式</sys:String>
 	<sys:String x:Key="String/ApplicationOptionsDialog.DefaultYuvToBgraConverter">默认 YUV 至 RGB 转换</sys:String>
 	<sys:String x:Key="String/ApplicationOptionsDialog.EnableColorSpaceManagement">启用色彩管理</sys:String>
@@ -46,7 +46,7 @@
 	<sys:String x:Key="String/ApplicationOptionsDialog.UnableToLoadColorSpaceFromFile">无法从文件载入色彩空间。 </sys:String>
 	<sys:String x:Key="String/ApplicationOptionsDialog.UseDefaultImageRendererAfterOpeningSourceFile">开启文件后重置至默认格式</sys:String>
 	<sys:String x:Key="String/ApplicationOptionsDialog.UseSystemScreenColorSpace">优先使用系统定义的屏幕色彩空间</sys:String>
-	<sys:String x:Key="String/ApplicationOptionsDialog.UseSystemScreenColorSpace.Description">若无法取得系统定义的屏幕色彩空间，将改为使用「屏幕色彩空间」</sys:String>
+	<sys:String x:Key="String/ApplicationOptionsDialog.UseSystemScreenColorSpace.Description">若无法取得系统定义的屏幕色彩空间，将改为使用「屏幕色彩空间」。</sys:String>
 
 	<!-- AspectRatio -->
 	<sys:String x:Key="String/AspectRatio.Unknown">&lt;不指定&gt;</sys:String>
diff --git a/PixelViewer/Strings/zh-TW.xaml b/PixelViewer/Strings/zh-TW.xaml
index 30790e5..a4a9af5 100644
--- a/PixelViewer/Strings/zh-TW.xaml
+++ b/PixelViewer/Strings/zh-TW.xaml
@@ -21,7 +21,7 @@
 	<sys:String x:Key="String/ApplicationOptionsDialog.DefaultByteOrdering">預設位元組順序</sys:String>
 	<sys:String x:Key="String/ApplicationOptionsDialog.DefaultColorSpace">預設影像色彩空間</sys:String>
 	<sys:String x:Key="String/ApplicationOptionsDialog.DefaultImageDimensionsEvaluationAspectRatio">預設評估之長寬比例</sys:String>
-	<sys:String x:Key="String/ApplicationOptionsDialog.DefaultImageDimensionsEvaluationAspectRatio.Description">若選擇&lt;不指定&gt;將嘗試使用檔案名稱評估尺寸</sys:String>
+	<sys:String x:Key="String/ApplicationOptionsDialog.DefaultImageDimensionsEvaluationAspectRatio.Description">若選擇&lt;不指定&gt;將嘗試使用檔案名稱評估尺寸。</sys:String>
 	<sys:String x:Key="String/ApplicationOptionsDialog.DefaultImageRendererFormatName">預設格式</sys:String>
 	<sys:String x:Key="String/ApplicationOptionsDialog.DefaultYuvToBgraConverter">預設 YUV 至 RGB 轉換</sys:String>
 	<sys:String x:Key="String/ApplicationOptionsDialog.EnableColorSpaceManagement">啟用色彩管理</sys:String>
@@ -46,7 +46,7 @@
 	<sys:String x:Key="String/ApplicationOptionsDialog.UnableToLoadColorSpaceFromFile">無法從檔案載入色彩空間。</sys:String>
 	<sys:String x:Key="String/ApplicationOptionsDialog.UseDefaultImageRendererAfterOpeningSourceFile">開啟檔案後重設至預設格式</sys:String>
 	<sys:String x:Key="String/ApplicationOptionsDialog.UseSystemScreenColorSpace">優先使用系統定義的螢幕色彩空間</sys:String>
-	<sys:String x:Key="String/ApplicationOptionsDialog.UseSystemScreenColorSpace.Description">若無法取得系統定義的螢幕色彩空間，將改為使用「螢幕色彩空間」</sys:String>
+	<sys:String x:Key="String/ApplicationOptionsDialog.UseSystemScreenColorSpace.Description">若無法取得系統定義的螢幕色彩空間，將改為使用「螢幕色彩空間」。</sys:String>
 
 	<!-- AspectRatio -->
 	<sys:String x:Key="String/AspectRatio.Unknown">&lt;不指定&gt;</sys:String>