Here is a translation of nihui's comment:
When I download and install openoffice.org from its official site, the font of help document in it has the similar ugly-looking appearance. When I tried to use a simsun font, everything turns to be good.
Here is a translation of nihui's comment:
When I download and install openoffice.org from its official site, the font of help document in it has the similar ugly-looking appearance.
When I tried to use a simsun font, everything turns to be good.