与"perennial change"相近的词条

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• perennation
• perennial
• perennial algae
• perennial allergic rhinitis
• perennial catarrh
• perennial change
• perennial colony
• perennial crop
• perennial hay fever、perennial hay-fever
• perennial herb
• perennial ice
• perennial organism
• perennial plant
• perennial rhinitis
• perennial spring
• perennial stream

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