12. The _______, as a physiological term, is the round colored part of a person's eye which con

問題詳情

12. The _______, as a physiological term, is the round colored part of a person's eye which consists of two layers.

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答案：A
難度：計算中-1
書單：沒有書單，新增

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_______，作為一個生理學術語，是一個人眼睛的圓形有色部分，由兩層組成。 (A)虹膜 (B)瞳孔 (C)視網膜 (D)腺體 (E)軌道

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