年度 (niándù) is a noun meaning "year" or "annual," used to refer to a specific yearly period or cycle. It commonly modifies other nouns to indicate something that occurs once a year or pertains to a particular year, such as 年度报告 (annual report).
公司刚刚发布了年度财务报告。
gōngsī gānggāng fābù le niándù cáiwù bàogào.
The company just released its annual financial report.
她被评为年度最佳员工,大家都不意外。
tā bèi píng wéi niándù zuìjiā yuángōng, dàjiā dōu bù yìwài.
She was named Employee of the Year, and no one was surprised.
年度计划已经制定好了,下周开始执行。
niándù jìhuà yǐjīng zhìdìng hǎo le, xià zhōu kāishǐ zhíxíng.
The annual plan has been drawn up and will begin implementation next week.