The main theme of the play was clear.这个剧的主题很清楚。
Waterfalls are from very early times a favorite theme for the painter.从很早时候起,瀑布就是画家所喜爱的题材。

theme, composition
参见composition条。
theme, subject, topic
参见subject条。

［派生词］ thematic adj.题目的; 主题的; 专题的
［同义词］   subject, topic
［词源］＜希腊语thema(主题)