prologue: Fix missed translation in standards page

"and" and "Trial Use".

prologue/standards.xml

@@ -102,7 +102,7 @@
       </varlistentry>
 
       <varlistentry>
-        <term><emphasis>LSB Gtk3 and LSB Graphics (Trial Use):</emphasis></term>
+        <term><emphasis>LSB Gtk3 和 LSB Graphics (试用):</emphasis></term>
         <listitem>
           <para>无</para>
         </listitem>
@@ -148,7 +148,7 @@
       </varlistentry>
 
       <varlistentry>
-        <term><emphasis>LSB Gtk3 and LSB Graphics (Trial Use):</emphasis></term>
+        <term><emphasis>LSB Gtk3 和 LSB Graphics (试用):</emphasis></term>
         <listitem>
           <para>GTK+3</para>
         </listitem>
@@ -191,7 +191,7 @@
       </varlistentry>
 
       <varlistentry>
-        <term><emphasis>LSB Gtk3 and LSB Graphics (Trial Use):</emphasis></term>
+        <term><emphasis>LSB Gtk3 和 LSB Graphics (试用):</emphasis></term>
         <listitem>
           <para>无</para>
         </listitem>