what's the most common standard serif font on linuxes? ⁖ Times New Roman on Windows and Mac.
Liberation fonts family (serif, sans, mono) and Linux Libertine (serif). (thanks to Tom Novelli .)
Another good one in most linuxes is DejaVu family. See: Best Unicode Fonts for Programing.
what's the standard Chinese font on most linuxes?
The WenQuanYi (文泉驛) family. This family does not include brush-style (Kei) typeface though. 〔☛ Chinese Character Etymology and Script Styles〕 This is the only Chinese font installed with Ubuntu by default.
See also: Chinese Fonts Comparison; 中文字體比較 ◇ Chinese Character Etymology and Script Styles.