单词 | xiphosuran |
释义 | xiph·o·su·ran ![]() n. Any of various arthropods of the order Xiphosura, having a long pointed telson extending from the rear of the abdomen. The order includes the horseshoe crabs and many extinct species. [From New Latin Xiphosūra, order name : Greek xiphos, sword + Greek ourā, tail; see ors- in the Appendix of Indo-European roots.] xiph′o·suran adj. |
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