| 昔日 | xī rì | former days; in the past | |
| 往昔 | wǎng xī | the past | |
| 今非昔比 | jīn fēi xī bǐ | things are very different now (idiom); times have changed | |
| 抚今追昔 | fǔ jīn zhuī xī | to reflect on the past in the light of the present (idiom) | |
| 今昔 | jīn xī | past and present; yesterday and today |
| 1 | She didn't want to tell about bygone days. | |
| 2 | Looking back on the past, time took away many things, but left behind precious memories. |
