单词 | quinquennium |
释义 | Word Frequency quinquennium(kwɪnˈkwɛnɪəm) or archaic quinquenniad (kwɪŋˈkwɛnɪˌæd) nounWord forms: plural -nia (-nɪə) or archaic -ads (-ˌædz) a period or cycle of five years Word origin C17: from Latin quinque five + annus year |
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