Last Updated：2025/12/02
Several planned languages have been proposed to facilitate international communication, but few have achieved widespread adoption.
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Several planned languages have been proposed to facilitate international communication, but few have achieved widespread adoption.
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国際コミュニケーションを促進するためにいくつかの人工言語が提案されてきましたが、広く普及したものはほとんどありません。
