当年dāngniánTop 2000Meanings1. in those days; back then; in those years2. to be in the prime of lifeCharacters used当to be年yearExamples1当年dāngnián我wǒ在zài学校xuéxiào的de时候shíhou经常jīngcháng参加cānjiā英语Yīngyǔ演讲yǎnjiǎng比赛bǐsài。I would often take part in an English speech contest in my school days.