| 六十五岁 | liu4 shi2 wu3 sui4 | sixty-five years old |
| 多年以来 | duo1 nian2 yi3 lai2 | for many years in the past |
| 积年 | ji1 nian2 | old |
| 苏武 | su1 wu3 | Su Wu (140-60 BC), Han Dynasty diplomat and statesman, regarded as a model of courage and faithful service |
| 万年前 | wan4 nian2 qian2 | ages ago |
| 蔀 | | shade |
| 丁韪良 | ding1 wei3 liang2 | the first president of Beijing university |
| 东汉末 | dong1 han4 mo4 | the last years of Eastern Han |
| 中新世 | zhong1 xin1 shi4 | Miocene (geological epoch from 24m-5m years ago) |
| 中生代 | zhong1 sheng1 dai4 | Mesozoic (geological era 250-65m years ago, covering Triassic 三疊紀三å 纪, Jurassic ä¾ç¾…ç´€ä¾ç½—纪 and Cretaceous ç™½å Šç´€ç™½åž©çºª) |
| 八旬 | ba1 xun2 | eighty years |
| 初叶 | chu1 ye4 | the first years |
| 加冠 | jia1 guan1 | (in former times) coming-of-age ceremony at 20 years |