名词
中文翻译：偶氮蓝
同义词：
['azur blue', 'azo violet', 'azo dye']
例句：
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1.The scientist used azo-blue to create a new type of paint.
这位科学家使用偶氮蓝创造了一种新型的油漆。
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2.The azo-blue in the bottle is very bright and vibrant.
瓶子里的偶氮蓝非常鲜艳和生动。
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3. The azo-blue was used as an indicator for measuring the concentration of chemicals.
偶氮蓝被用作测量化学物质浓度的指示剂。