The band reunited for a one-time concert.

乐队为了一个一次性的演唱会重聚了。

This is a one-time setup.

这是一个一次性的设置。

It was a one-time promise to Abram.

亚伯兰得到的是一次性的应许。

They're one-time-only constitutions for a specific purpose.

它们是针对特定目的的一次性的体制。

Multi-permanent chopsticks, lunch boxes, avoid using a one-time tragedy.

多用永久性的筷子、饭盒，尽量避免使用一次性的惨剧。

A one-time-only set of activities that has a definite beginning and ending point in time.

一次性的一组活动，它具有明确的开始时间和结束时间。

I'll give you a one-time bonus foe(for) your recent hard work.

我会对你近期的努力工作给于一次性的奖金。

I will give you a one-time bonus for your recent hard work.

我给你一次性的奖金，鼓励你最近的辛勤工作。

It’s true that one loyal reader (or customer) is worth more than thousands of one-time visitors. One loyal reader will do more for your blog than thousands of one-offs will.

毫无疑问，一个忠实的读者为你的博客所做的，远胜过一千个一次性的访客所能作的。

Petra: If this were an ongoing service I would, but this is a one- time thing.

佩特拉：如果这是一个持续的服务我会这么做，但这是一次性的事情。