throwaway
[ˈθroʊəweɪ]
n.
（使用后抛弃的）广告传单，散单，宣传小册子;
例句:
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Now they are producing throwaway razors.
他们正在生产一次性剃须刀。
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She was very upset at what to him was just a throwaway remark.
对他来说这只是随口说说而已，而她听了却很不高兴。
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Some people overreacted to what was only a throwaway remark.
有些人对随便说出的一句话反应过敏了.
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Except it's even more throwaway than standard Chromeo.
来自BBC
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Ironically, the best song is the most throwaway.
来自BBC
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There is always a silly, throwaway trend or ten.
来自THETIMES