单词 decennial 释义 decennial, a. (n.)|dsnl|[f. L. decenni-um (see next) + -al1: cf. centennial. The L. adj. was decennl-is, whence decennal.]A. adj. Of or pertaining to a period of ten years.1656Blount Glossogr., Decennial, belonging to or conteining te...