China has acknowledged the need to limit its carbon emissions, but argued that greater responsibility falls on advanced industrialized nations like the United States, which produced large quantities of greenhouse gases for decades before China's rise as a global economic power.

VOA: standard.2009.11.26

And that's what led us to a number of results to determine what quantities we even need to be looking at.

这就要求我们考察一系列结果,然后决定到底需要计算什么物理量,来找出。

麻省理工公开课 - 热力学与动力学课程节选

So, what we can do instead of talking about the ionization energy, z because that's one of our known quantities, so that we can find z effective.

我们做的事可以代替讨论电离能,因为那是我们知道的量子数之一，那是我们可以解出有效的，如果我们重新排列这个方程。

麻省理工公开课 - 化学原理课程节选

It's easy to get lost in this sea of quantities, none of which have obvious meaning.

这里没有一样是，有明显的物理意义的。

麻省理工公开课 - 热力学与动力学课程节选

The problem that's been revealed in finance literature is that there's an uncanny tendency for the stock price to go up after the company awards large quantities of options to its executives.

但一些金融文献中提到这样一个问题,即出现了一种诡异的趋势,一旦公司奖励了大量的股票期权给,公司管理层,之后股价就会上升

耶鲁公开课 - 金融市场课程节选

There's a lot of engineering that we've already talked about in terms of producing quantities of the vaccine, producing it reliably, producing it safe, distributing it, and keeping track requires a level of sophistication that maybe you wouldn't have thought about initially.

我们已经讲过很多工程方面的内容,比如大批量制造疫苗,制造可靠的疫苗,制造安全的疫苗,分派发放疫苗,以及一个完善的随访监测系统,你们最早可能没有想过这些冬夜

耶鲁公开课 - 生物医学工程探索课程节选

Now, these Th-cells, helper T-cells, go on to stimulate B-cells, and it's these B-cells that become the mature antibody producing cells that make quantities of antibody that fill up in your body.

这些辅助性T细胞,进一步刺激B淋巴细胞,从而使这些B淋巴细胞,逐渐发育成成熟的抗体生成细胞,可在体内产生大量抗体

耶鲁公开课 - 生物医学工程探索课程节选