After about 300,000 years, space cooled down and those particles began pairing up into atoms and molecules.

大约 30 万年以后，宇宙慢慢冷却下来，不同粒子之间开始相互配对，合并成原子和分子。

In the spring, they start pairing up, and they vocalize with each other to sort of strengthen the pair bond.

在春天它们开始配对并互相发声以加强配对关系。

You'll be pairing up for all kinds of adventures.

你们会被配对参加各种冒险。

Every new technology, every new kind of social practice, inspires anxiety about how folks are meeting and pairing up.

每一项新技术，每一种新的社会实践，都会引发人们对人们如何相遇和结对的焦虑。

Can I also say thank you for pairing me up with the person who everyone thinks I'm in love with?

詹姆斯：我还能说谢谢你让我和每个人都认为我爱上的人配对吗？

For birds, pairing up is a good strategy because their young require a ton of care, so males increase their chances of successful reproduction if they stick around and lend a beak.

对于鸟类来说，配对是一个很好的策略，因为它们的幼鸟需要大量的照顾，所以如果雄鸟坚持在这里，并伸出喙，就会增加它们成功繁殖的机会。

Even though modern genetics might be deflating our romantic notions about lovebirds, from a biological standpoint, pairing up with one individual and then copulating with others on the side makes a lot more sense than absolute sexual loyalty.

尽管现代遗传学可能会让我们对爱情鸟的浪漫概念嗤之以鼻，但从生物学的角度来看，与一个个体配对，然后再兼与其他个体交配，比绝对的性忠诚更有意义。

Numerically, if you have two vectors of the same dimension, two lists of numbers with the same lengths, taking their dot product means pairing up all of the coordinates, multiplying those pairs together and adding the results.

在数字上 如果你有两个相同维度的向量 两个长度相同的数字列表 取它们的点积意味着将所有的坐标配对 将这些对相乘 然后将结果相加。