blue swallow
English
![](Images/wiktionary/Blue_Swallow_-_Hirundo_atrocaerulea.jpg.webp)
Etymology
blue + swallow
Noun
blue swallow (plural blue swallows)
- Hirundo atrocaerulea, a species of swallow.
Translations
Translations
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单词 | blue swallow | |||
释义 | blue swallow
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