| 单词 | sei (whale) |
| 释义 | sei (whale) in American English (seɪ) noun a rorqual (Balaenoptera borealis) with a light-gray or bluish back, found in all seas Word origin Norw seihval < sei, coalfish + hval, whale: from its arrival at fishing grounds with the coalfish |
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英语词典包含298861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。