形容词
中文翻译：半哑的
同义词：
['half-blunt', 'half-clear']
例句：
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1.The painting is semi-dull, but the details are still visible.
这幅画是半哑的，但细节仍然可见。
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2. The speaker's voice was a bit semi-dull, but it was understandable.
演讲者的嗓音有点不鲜明，但可以理解。
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3. The book is semi-dull, but it contains some interesting historical facts.
这本书有点不清晰，但它包含了一些有趣的历史事实。