| 单词 | septennia |
| 释义 | septennia in British English (sɛpˈtɛnɪə) plural noun septennium septennium in British English (sɛpˈtɛnɪəm) nounWord forms: plural -niums or -nia (-nɪə) a period or cycle of seven years Word origin C19: from Latin, from septem seven + -ennium, from annus year |
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