第四年第二百三十九天

[nnozomi]

部首
口 part 24
唉, a sigh; 唐, Tang dynasty; 唠, to gossip 唉 ài, a sigh; 唐 táng, Tang dynasty; 唠 lào, to gossip
https://www.mdbg.net/chinese/dictionary?cdqrad=30

词汇
应当, should; 应用, application; 反应, reaction; 适应, to adapt 应当 yīngdāng, should; 应用 yìngyòng, application; 反应 fǎnyìng, reaction; 适应 shìyìng, to adapt
https://mandarinbean.com/new-hsk-3-word-list/

Guardian:
祝红姐每天都在唉声叹气, Zhu Hong spends every day sighing
事件至此也应当真正地了结了, the incident should now be officially solved

Me:
他们一整天都在唠叨，真闹。
他一个人发明了一个应用。