1. 平庸的：ban 禁令 | banal 平庸的 | banality 陈词滥调

2. 平庸,庸俗：8.enjoy 欣赏,享用 | banal 平庸,庸俗 | the necessities of life: 生活的自然,相互交际

3. 平凡的：ban-the-bomber 除核主张者 | banal 平凡的 | banality 平凡

4. 平凡的, 陈腐的：banal 平凡的, 陈腐的 | billboard 布告板,广告牌 | chalkboard 黑板

1. 平庸的；平淡无奇的
    If you describe something as banal, you do not like it because you think that it is so ordinary that it is not at all effective or interesting.

    e.g. The text is banal...
           课文索然无味。
    e.g. Bland, banal music tinkled discreetly from hidden loudspeakers.
           隐藏的喇叭里幽幽地传出平淡乏味的音乐。

1. repeated too often
    overfamiliar through overuse

    e.g. bromidic sermons
           his remarks were trite and commonplace
           hackneyed phrases
           a stock answer
           repeating threadbare jokes
           parroting some timeworn axiom
           the trite metaphor `hard as nails''

    Synonym: commonplacehackneyedold-hatshopwornstock(a)threadbaretimeworntiredtritewell-worn