annus utilis
annus utilis 〈拉〉(罗马法)由可利用和有用之日组成的一年 复数形式为anni utiles,意指权利可实施或时效可增长之年，即由能从事特定法律行为的日子组成的一年，需扣除法院休息日、对方当事人失踪日等日子。
ANNUS UTILIS
annus utilis
annus utilis (an-[schwa]s yoo-t[schwa]-lis). [Latin “a year that can be used”] Roman law. A 365-day period during which legal rights could be exercised, not including days when the courts were closed or when a person could not otherwise pursue those rights; a year made up of the available days for conducting legal business. Cf. ANNUS