名词
中文翻译：不透明的
同义词：
['opaque', 'indistinct', 'unclear']
例句：
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1. The image on the screen is quite iridic, making it difficult to distinguish details.
屏幕上的图像相当不透明，难以分辨细节。
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2. The speaker's voice was iridic, making it hard for the audience to follow his words.
演讲者的嗓音很模糊，使得听众很难跟上他的话。
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3. The report was written in a way that made it iridic, making it hard for readers tounderstand the content.
报告的表述方式很模糊，使得读者很难理解内容。