The vehicle is carrying nearly 8,000 kilograms of supplies, including a series of new science experiments to be conducted in space.

VOA: standard.2010.04.05

And let's do a series of experiments.

我们做一系列的实验。

麻省理工公开课 - 热力学与动力学课程节选

To test this, the psychologist Harlow performed a series of ingenious experiments with nonhuman primates wire mothers distinguishing between what he called "wire mothers" And you'll see illustrations of this to follow.

为了验证，心理学家哈洛,用非人类灵长类做了一系列独创性试验,区别“,下面你可以看到实验描述。

耶鲁公开课 - 心理学导论课程节选

He did a series of experiments.

他做了一系列的实验。

耶鲁公开课 - 心理学导论课程节选

And I want to stop at this point to go back to the issue -I promised you I would turn a bit to sign language and I want to describe now a very elegant --I want to show a little film now of a very elegant series of experiments looking at the question of whether babies who are exposed to a sign language, babble.

我想在这里停一下,回到之前的一个问题上,我说过我会稍微讲一下手语,我现在想要播放一小段电影,展示一系列精彩的实验,这些实验探究了暴露在手语环境中的婴儿,是否会进行咿呀学语的问题

耶鲁公开课 - 心理学导论课程节选