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nictitating membrane

nictitating membrane
[英] [ˈnɪktɪˌteɪtɪŋ] [美] [ˈnɪktɪˌtetɪŋ] 生词本

n.

Noun

1. a protective fold of skin in the eyes of reptiles and birds and some mammals

动物学

<名>
  • 1.瞬膜