| 词汇 | relative density |
| 释义 | relative density noun [ C ] physics specialized uk/ˌrel.ə.tɪv ˈden.sɪ.ti/ us/ˌrel.ə.t̬ɪv ˈden.sə.t̬i/ 相对密度 the mass of a particular volume of a substance when compared with the mass of an equal volume of water at 4°C |
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