NATO says it will keep a reduced number of modern nuclear weapons to guarantee peace.

北约称将保持削减后的现代核武器数量以确保和平。

《柯林斯英汉双解大词典》

It is therefore not enough to guarantee the necessary shift of the balance.

因此，仅保证余额的必要转移是不够的。

youdao

The reason why many seeds require a period of stratification is to guarantee that the seeds grow after and not before unfavorable weather.

许多种子需要一段时间分层的原因是为了保证种子在恶劣的天气来临之后而不是之前生长。

youdao

As humans begin to disappear, the vampires must come up with a way to guarantee their future food supply.

VOA: special.2010.01.20

We have to guarantee universal access to literacy.

我们要保证世界上所有人都能够提升文化素养。

麻省理工公开课 - 媒体、教育、市场课程节选

The question of providential justice is of course of primary significance to Milton's poem, but Hartman goes on to say that the moon, which reminds us of a calm and perfect sense of Providence, also works to guarantee the principal of free will.

这里，关于天佑的公平的问题,是其对于弥尔顿的诗最基本的重要性，但是哈特曼接着又说月亮是，这提醒了我们天意的冷静和完美感，月亮在这儿也是为了保障自由意志的原则。

耶鲁公开课 - 弥尔顿课程节选

In order to guarantee a varied and balanced diet, Geoff relies on his prescriptions for gluten-free food.

BBC: NHS 'paid ?17 for gluten-free pizza base'

If Hamilton wins, Alonso would then only need a top-five finish to guarantee the title.

BBC: Fernando Alonso hopes Lewis Hamilton wins Abu Dhabi GP

Transport Scotland said it had worked hard to guarantee the elderly free bus travel.

BBC: Bus window