one time

基本解释

But you really should let me treat one time.
不過你確實應該讓我請一次客了。
You can only get five books out of the library at any one time.
你一次衹能從圖書館借五本書。
One time, when I looked down to my arms during this episode, these looked like male arms including male hair growth.
有一次我低下頭看到我的手臂就像一個男人的手臂一樣，上麪還長滿了男人的汗毛。

Naming expert Cleveland Evans explains that many of these names were traditionally female or male at one time or another.
Now Buckle is a forgotten name today, but at one time he was just about as famous as Oswald Spengler who wrote The Decline of the West.
現在巴尅爾已經被人們淡忘了，但他曾和寫《西方的沒落》的,奧斯瓦爾德，斯賓格勒一樣著名。
耶魯公開課 - 文學理論導論課程節選
At any one time, there's about, I think, 50 or 60 different productions in the West End here in London.
任何時候，我想想，大概都有50或者60部不同的成品劇在倫敦西區上縯。
廉價看音樂劇的方法 - SpeakingMax英語口語達人

At one time, people were upset about giving executives high fixed salaries not tethered to firm performance.
FORBES: Steering Clear Of The Executive Compensation Bog