Last Updated：2025/12/04
Sentence
気室を形成する骨は、構造的な強さを保ちながら鳥の体重を減らした。
Quizzes for review
The pneumatizing bones reduced the bird's weight while maintaining structural strength.
See correct answer
The pneumatizing bones reduced the bird's weight while maintaining structural strength.
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Related words
pneumatizing
Adjective
not-comparable
Japanese Meaning
空気を充填させる、すなわち空気（またはガス）を取り込み、気腔などを形成する作用を持つ
English - English
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