i have some question, who can tell me

["lee venture" <liwenqiu@xxxxxxxxx>]

Here have a definition in font.conf:

<alias>
  <family></family>
  <prefer></prefer>
  <accept></accept>
  <default></default>
</alias>
and

  <prefer></prefer>
  <accept></accept>
  <default></default>

is choice,I still wander what does it mean though I read manual?who can tell me the setting and tag do for what?

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