one off
US /ˌwʌn ˈɔːf/
UK /ˌwʌn ˈɒf/
形容词
一次性, 独一无二的
made or happening only once, not as part of a regular series
示例:
•
This is a one-off payment, not a recurring charge.
这是一笔一次性付款，不是经常性费用。
•
The concert was a special one-off event.
这场音乐会是一场特别的一次性活动。
名词
一次性事件, 一次性产品
something that happens or is made only once
示例:
•
The project was a one-off, so we don't expect to do it again.
这个项目是一次性的，所以我们不指望再做一次。
•
They offered a special one-off discount for new customers.
他们为新客户提供了一次性特别折扣。