sometime

某個時候、改天、哪天

Let's grab coffee sometime next week, if you're free.

你如果有空，下週我們找個時間去喝咖啡。

曾經、某時

The letter was written sometime in the late 1800s.

這封信寫於一八○○年代末的某個時候。

從前的、前任的正式；置於名詞前

He was introduced as a sometime adviser to the mayor.

他被介紹為市長的前任顧問。