| 单词 | pycnometer |
| 释义 | Word Frequency pycnometer(pɪkˈnɒmɪtə) noun Also: pyknometera small glass bottle of known volume for determining the relative density of liquids and solids by weighing Derived forms pycnometric (ˌpɪknəˈmɛtrɪk) adjective |
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