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更新日期:2026-08-14
round sth ↔ down to reduce an exact figure to the nearest whole number把〔数〕下舍入,把…去掉零头取整数;⇒round up:•For the 1841 census it was decided to round down ages over fifteen to the nearest five.1841 年的人口普查决定把 15 岁以上的年龄下舍取五的倍数。