Congo red
noun
mass noun
- a red-brown azo dyestuff which becomes blue in acidic conditions, used as a chemical indicator and as a stain in histology刚果红(一种在酸性环境下呈蓝色的红褐色偶氮染料, 用作化学指示剂和显微解剖学中的染色剂)。
单词 | Congo red |
释义 | Congo rednoun mass noun
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