单词	nictitating membrane
释义	nictitating membrane noun : a thin membrane found in many vertebrates at the inner angle or beneath the lower lid of the eye and capable of extending across the eyeball Word History First Known Use 1713, in the meaning defined above Medical Definition nictitating membrane noun : a thin membrane found in many vertebrate animals at the inner angle or beneath the lower lid of the eye and capable of extending across the eyeball called also membrana nictitans, third eyelid
随便看	neuronal neurone neurones neuronic neuronism neuronist neurons neuropathic neuropathically neuropathies neuropathists neuropathologic neuropathological neuropathologies neuropathologist neuropathologists neuropathology neuropaths neuropathy neuropeptide neuropeptides neuropharmacologic neuropharmacological neuropharmacologies neuropharmacologist

英语词典包含469781条英英释义在线翻译词条，基本涵盖了全部常用单词的英英翻译及用法，是英语学习的有利工具。