| 单词 | triduum |
| 释义 | triduum /trij"ooh euhm, trid"yooh-/, n. Rom. Cath. Ch. a series of special religious observances over a three-day period, in preparation for a great feast. [1880-85; < L triduum period of three days, equiv. to tri- TRI- + -duum < *diwom, akin to dies day (long i perh. after postridie on the following day)] |
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