| 单词 | prion |
| 释义 | Word Frequency prion 1(ˈpraɪən) noun any of various dovelike petrels of the genus Pachyptila of the southern oceans that have a serrated bill Word origin C19: New Latin, from Greek priōn a sawWord Frequency prion 2(ˈpriːɒn) noun a protein in the brain, an abnormal form of which is thought to be the transmissible agent responsible for certain spongiform encephalopathies, such as BSE, scrapie, Creutzfeldt-Jakob disease, and kuru Word origin C20: altered from pro(teinaceous) in(fectious particle) |
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