轮回

1. 輪回
   • (slang) to respond to a message after a very long delay (pun on 轮回 lúnhuí, the cycle of rebirth) (opposite of 秒回 miǎohuí)

     neologism

2. 輪迴
   • samsara cycle of rebirth

     Buddhism

3. 輪迴
   • to recur cyclically to succeed one another in cycles

Character by character

• 轮(lún)wheel
• 回(huí)go back