May be this (not-so-exact) translation is useful, if you still want to help with this bug.
"""
Ubuntu7.10 Chinese language interface in the PDF support is not perfect, because sometimes is a Chinese word (such as "thick", but in the PDF reader for the directory will be displayed similar to the "shame." Similar "Xu" and the "Green") to use its built-in browser PDF the same word in the text and in a small directory (to the left of the interface), the show is not the same (small directory is wrong).
"""
May be this (not-so-exact) translation is useful, if you still want to help with this bug.
"""
Ubuntu7.10 Chinese language interface in the PDF support is not perfect, because sometimes is a Chinese word (such as "thick", but in the PDF reader for the directory will be displayed similar to the "shame." Similar "Xu" and the "Green") to use its built-in browser PDF the same word in the text and in a small directory (to the left of the interface), the show is not the same (small directory is wrong).
"""