| 单词 | standard solution |
| 例句 | DEFINITIVE EXAMPLES 权威例句〔colorimeter〕An instrument that measures the concentration of a known constituent of a solution by comparison with colors of standard solutions of that constituent.比色计：比照某种溶质标准溶液的色彩，来测量一种溶液已知溶质浓度的仪器.美国传统 |
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