One of the big new features is Asian language support.
Asian language support is available throughout the program so is covered in Enabling and Setting Up Asian Fonts and Formatting on page 108, and Enabling and Setting Up Asian Fonts and Formatting on page 108.
Asian language formatting is also covered in Using the Character Formatting Window on page 202 and Using the Paragraph Format Window on page 210.
To use Ruby text to add explanations of complex terms or for any extra in-line text, see Adding In-Line Explanatory Text for a Word or Phrase on page 190.