| 释义 |
abbr- ①[o][表示复合语的第一、第二要素间有同格或其他关系]:Franco Italian(=French-Italian), Russo-Japanese(=Russian-Japanese)
同义词- atomic number 8
- group O
- o
- oxygen
- type O
词路径- entity
- physical entity
- matter
- substance
- chemical element
- element
- oxygen
- O
- atomic number 8
上位词- alphabetic character
- blood group
- blood type
- chemical element
- element
- gas
- letter
- letter of the alphabet
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