<key>tripleClickOption</key>
                     <string>assistivetouch</string>
                </dict>

---------- 删除VoiceOverTouch-----------

/System/Library/CoreServices/VoiceOverTouch.app
/System/Library/LaunchDaemons/com.apple.VoiceOverTouch.plist(未找到该文件)

打开：/System/Library/PreferenceBundles/AccessibilitySettings.bundle/Accessibility.plist
删除：
                <dict>
                       <key>cell</key>
                       <string>PSLinkListCell</string>