1. (作品、談話、討論的)主題，題目
    A theme in a piece of writing, a talk, or a discussion is an important idea or subject that runs through it.

theme是什么意思

    e.g. The theme of the conference is renaissance Europe...
           大會的主題是文藝復興時期的歐洲。
    e.g. 'That's another element in choosing a style of writing, you see,' he says, returning to his main theme...
           “瞧，那是選擇寫作風格時要考慮的又一個因素，”他又回到了主題上。

2. (藝術(shù)品、文學作品的)主題，中心思想
    A theme in an artist's work or in a work of literature is an idea in it that the artist or writer develops or repeats.

    e.g. The novel's central theme is the perennial conflict between men and women...
           小說的主題是男人和女人之間永無休止的沖突。
    e.g. This painting points to another recurring theme in Munch's work.
           這幅畫體現(xiàn)了蒙克作品中另一個常見的主題。

3. (音樂的)主旋律
    A theme is a short simple tune on which a piece of music is based.

theme什么意思

    e.g. ...variations on themes from Mozart's The Magic Flute.
           莫扎特的《魔笛》中主旋律的變奏曲

4. (電影、電視節(jié)目、廣播節(jié)目的)主題音樂，主題曲
    Theme music or a theme song is a piece of music that is played at the beginning and end of a film or of a television or radio programme.

    e.g. ...the theme from Dr Zhivago...
           電影《日瓦戈醫(yī)生》的主題曲
    e.g. The BBC used Vangelis's Chariots of Fire as its Olympic theme tune in 1984.
           BBC 選用了范吉利斯的《火戰(zhàn)車》作為其 1984 年奧運節(jié)目的主題音樂。