更新时间：2024-04-30 10:59:02
Noun:- valuable source of caviar and isinglass; found in Black and Caspian seas
- small northern whale that is white when adult
- white sturgeon美洲鲟
- whale鲸
- Delphinapterus leucas白鲸
- hausen[鱼](黑海、里海及其河...
- white whale白鲸
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