<?xml version="1.0" encoding="utf-8"?>
<page xmlns="http://projectmallard.org/1.0/" xmlns:its="http://www.w3.org/2005/11/its" type="topic" style="task a11y" id="a11y-slowkeys" xml:lang="zh-CN">

  <info>
    <link type="guide" xref="a11y#mobility" group="keyboard"/>
    <link type="guide" xref="keyboard" group="a11y"/>

    <revision pkgversion="3.8.0" date="2013-03-13" status="candidate"/>
    <revision pkgversion="3.9.92" date="2013-09-18" status="candidate"/>
    <revision pkgversion="3.13.92" date="2014-09-20" status="final"/>
    <revision pkgversion="3.18" date="2015-09-28" status="final"/>

    <credit type="author">
      <name>Shaun McCance</name>
      <email>shaunm@gnome.org</email>
    </credit>
    <credit type="author">
      <name>Phil Bull</name>
      <email>philbull@gmail.com</email>
    </credit>
    <credit type="editor">
      <name>Michael Hill</name>
      <email>mdhillca@gmail.com</email>
    </credit>
    <credit type="editor">
      <name>Ekaterina Gerasimova</name>
      <email>kittykat3756@gmail.com</email>
    </credit>

    <include xmlns="http://www.w3.org/2001/XInclude" href="legal.xml"/>

    <desc>按键之后，屏幕显示对应字母之前，有一些延迟。</desc>
  
    <mal:credit xmlns:mal="http://projectmallard.org/1.0/" type="translator copyright">
      <mal:name>TeliuTe</mal:name>
      <mal:email>teliute@163.com</mal:email>
      <mal:years>2011, 2012</mal:years>
    </mal:credit>
  </info>

  <title>开启慢速键</title>

  <p>如果您希望按键后屏幕延迟显示对应字母，可开启<em>慢速键</em>。这意味着您必须按住您想要输入的每个键一小会儿，对应字母才会显示。在输入过程中会意外一次按下多个键时，或发现在键盘上第一次就能按下正确的键有困难时，可以使用慢速键。</p>

  <steps>
    <item>
      <p>Open the <gui xref="shell-introduction#activities">Activities</gui> overview and
      start typing <gui>Universal Access</gui>.</p>
    </item>
    <item>
      <p>Click on <gui>Universal Access</gui> to open the panel.</p>
    </item>
    <item>
      <p>Press <gui>Typing Assist (AccessX)</gui> in the <gui>Typing</gui>
      section.</p>
    </item>
    <item>
      <p>Switch <gui>Slow Keys</gui> to <gui>ON</gui>.</p>
    </item>
  </steps>

  <note style="tip">
    <title>快速开启和关闭慢速键</title>
    <p>Under <gui>Enable by Keyboard</gui>, select
    <gui>Turn on accessibility features from the keyboard</gui> to
    turn slow keys on and off from the keyboard. When this option is selected,
    you can press and hold <key>Shift</key> for eight seconds to enable or
    disable slow keys.</p>
    <p>You can also turn slow keys on and off by clicking the
    <link xref="a11y-icon">accessibility icon</link> on the top bar and
    selecting <gui>Slow Keys</gui>. The accessibility icon is visible when
    one or more settings have been enabled from the <gui>Universal Access</gui>
    panel.</p>
  </note>

  <p>拖动<gui>可接受延迟</gui>滑块，设定按住多长时间才能输入一个按键。</p>

  <p>您可以对计算机进行设置，使其在键被按下、按键被接受或由于键因未按下足够长时间而被拒绝时发出声音提示。</p>

</page>
