| 单词 | 亚群 |
| 释义 | 〔Penutian〕[From the reconstructed words for "two" in two of its subgroups] [源自在两个亚群体中为“二”重新构造的词] 〔Tutuila〕An island of American Samoa in the southwest-central Pacific Ocean. It is the largest island in the group.图图伊拉岛：美属萨摩亚群岛的一座岛屿，位于太平洋的西南中部。它是摩亚群岛中最大的一个岛〔enterovirus〕Any of a subgroup of picornaviruses, including polioviruses, coxsackieviruses, and echoviruses, that infect the gastrointestinal tract and often spread to other areas of the body, especially the nervous system.肠道病毒：小核糖核酸病毒的亚群之一，包括脊髓灰质炎病毒，柯萨奇病毒和艾柯病毒，造成胃肠道感染，并常常蔓延到身体其它部分，尤其是神经系统 |
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