Last Updated：2025/11/28
Sentence
一部の鳥類に見られる頭蓋骨の空気腔の形成は、構造的な強度を損なうことなく重量を軽減する。
Quizzes for review
The pneumatization of the skull in certain bird species reduces weight without compromising structural strength.
See correct answer
The pneumatization of the skull in certain bird species reduces weight without compromising structural strength.
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