decennial /di'senjәl/ 📖 中文释义 a. 十年间的, 每十年一次的, 持续十年的n. 十周年, 十周年纪念 📘 English Definition(英文释义) a. Consisting of ten years; happening every ten years; as,a decennial period; decennial games.n. A tenth year or tenth anniversary. ← decenniad D 字母词表 decennially →