最終更新日：2024/08/03

(botany) A plant that appears with no apparent human assistance but does not develop a sustained population.

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casual alien

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元となった辞書の項目

casual alien

noun

(botany) A plant that appears with no apparent human assistance but does not develop a sustained population.

I saw a casual alien walking down the street.

意味（1）

(botany) A plant that appears with no apparent human assistance but does not develop a sustained population.