The lecture was as dull as ditchwater.

那次講座非常呆板乏味.

《現(xiàn)代漢英綜合大詞典》

I tried to read her latest book but found it as dull as ditchwater.

我試著讀她最新的書,但發(fā)現(xiàn)那本書非常單調(diào)乏味.

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This novel is as dull as ditchwater, it doesn't have any decent plots.

這部小說的情節(jié)真干巴,沒什么故事性.

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