单词 | septennial |
释义 | sep·ten·ni·al ![]() adj. 1. Occurring every seven years. 2. Consisting of or continuing for seven years. n. An event that occurs every seven years. [From Late Latin septennium, period of seven years, from Latin septennis, of seven years : septem, seven; see sept in the Appendix of Indo-European roots + annus, year; see at- in the Appendix of Indo-European roots.] sep·tenni·al·ly adv. |
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