单词 decennoval 释义 † decennoval, a. Obs.|dsnvl|[ad. L. decennovl-is, f. decem-novem nineteen: see -al1.]Of or pertaining to nineteen (years).1681Hooke Phil. Collect. XII. 28 Dionysius Exiguus introduced the Decennoval Cycle (called the Golden Number)...