主题

theme;subject;motif;general trend
和平与发展是当今时代的～。Peace and development are the themes (or general trend)of the times./内容交叉的～cross-cutting theme/首脑会议的首要～ overarching theme of a summit/谈话的～ subject of conversation /文章或作品的～motif of a an essay or literary work/演讲的～theme of a speech/奥林匹克～曲the Olympic theme song/～发言keynote speech/～曲theme song