assiduity
🇺🇸
/ˌæsɪˈduːəti/
🇬🇧
/ˌæsɪˈdjuːəti/
Being very careful and hard-working in your tasks.
He finished the project with assiduity, paying attention to every detail.
他以勤勉完成了這個項目,注意到了每一個細節。