| 单词 | lustrum |
| 释义 | lustrum /lus"treuhm/, n. , pl. lustrums, lustra /-treuh/. 1. Also, luster; esp. Brit., lustre. a period of five years. 2. Rom. Hist. a lustration or ceremonial purification of the people, performed every five years, after the taking of the census. [1580-90; < L lustrum; cf. LUSTER1] |
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