一年四季 yīniánsìjì all year round Origin Definitions Defs Strokes Stroke Words Sentences Sents 一 yī numeral whole whole; entire; throughout; all年 nián noun year a year or the duration of a year; also used to describe annual or yearly occurrences四季 sìjì noun four seasons The four seasons of the year: spring, summer, autumn, and winter; often used to mean all year round.