| 单词 | quadrennial |
| 释义 | quadrennial —quadrennially, adv. /kwo dren"ee euhl/, adj. 1. occurring every four years: a quadrennial festival. 2. of or lasting for four years: a quadrennial period. n. 3. an event occurring every four years, as an anniversary or its celebration. [1640-50; earlier quadriennial < L quadrienni(um) (see QUADRENNIUM) + -AL1] |
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