| 释义 |
abbr- ① 【电】【物理】decibel; decibels
同义词- Db
- atomic number 105
- dB
- decibel
- dubnium
- element 105
- hahnium
词路径- entity
- physical entity
- matter
- substance
- chemical element
- element
- dubnium
- Db
- hahnium
- element 105
- atomic number 105
上位词- chemical element
- element
- sound unit
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