topics

例句:

• Topics discussed include Margaret Thatcher's funeral and legacy.
  来自BBC
• I recall many discussions with her on these and kindred topics.
  我回想起多次同她就这些问题及类似话题进行的讨论。
  
• Capital Link's Forum focused on three major topics.
  来自WSJ
• The Oxford Chemistry Primers aim to cover important topics in organic chemistry.
  《牛津化学初级读本》丛书旨在论述有机化学中的重要问题。
  
• They offer tips on topics such as home safety.
  他们就家居安全等问题提供建议。
  
• Popular topics include news, entertainment and financial advice.
  来自VOA