a one-off payment
一次性付款
It was just a one-off; it won't happen again.
这事绝无仅有，不会再发生了。
1.只供使用一次的;只供一人使用的;只供在一种场合使用的
1.happening, done, or made only once
1.something that only happens once
2.someone who is very unusual and not like anyone else
1.And if the inflation blip is as one-off and temporary as the Bank and Treasury claim, so too could be the VAT cut.
而且，如果目前通胀的小幅上升如同央行与财政部宣称的那样是一次性与短暂的，那增值税削减同样也可以是一次性和暂时的。
2.To mark the 40th anniversary and honor the books which missed out, a one-off prize was conceived to be chosen by an online public vote.
为了庆祝发表40周年，也为了表达对这部遗失的小说的尊敬，该担任奖项通过网上公共投票来选拔。
3.As I said, this isn't one off. This is a very consistent support from Master Wang for the Olympic movement and for Tasmania, especially.
正如我所说，此并非一毕捐助而已，而是来自王大师对奥运活动，特别对塔州人的很持久的支持。
4.But the funny thing is, daft, one-off card with a stupid picture and a deranged verse it might have been.
不过好玩的事情是，傻乎乎的、仅送过这一次的带有一幅没什么意义的图画的贺卡和一首可能是的疯疯颠颠的诗。
5.It didn't describe the cold war, when a nuclear exchange was a one-off game if ever there was one.
它无法描述冷战，冷战中核武器交火一旦发生将成为一次性博弈。
6.He said: "It was a completely different game and they'll want to show it was a one off. It is going to be tough no matter what. "
阿格说：“这将会是与上一场完全不同的比赛，热刺将会尽全力证明上一场球下不为例。无论怎样赢下这场球将会非常艰难。”
7.I plan to take one off every week depending upon how much time this would take.
我计划每周花一天来决定每件工作要花的时间。
8.CSL says the design of its Central store is a one-off but it does plan to rebrand the rest of its retail locations over the next two years.
CSL说，中环店的设计是独一无二的，但公司确实计划在未来两年重新包装其他零售店。
9.Spring temporary festival, and I Nanshan one off winter clothing, Mu in the blossoming of the wind, I and my Nanshan intoxicated with.
春临时节，我和南山一道脱去冬衣，沐在如花的风里，我和我的南山一起沉醉。
10.He said he would balance the budget and invest in the city's infrastructure, all without raising property taxes or using one-off revenues.
他表示会平衡预算，投资城市基础设施建设，但他不会提高财产税，也不会征收一次性税收。