初步分析表明大山雀对松毛虫种群密度变化有明显的功能反应，但由繁殖而引起的数量反应不明显。

Our data suggested that there are observable functional response of great tits to changes in moth densities but the numerical response caused by breeding are not obvious.

youdao

婴儿快速而散乱的动作常常使得准确记录反应数量变得困难。

Often the rapid and diffuse movements of the infant make it difficult to get an accurate record of the number of responses.

youdao

不幸的是，一旦你超过了那个“适当的”数量，你的记忆力、反应力都有可能衰退。

Unfortunately, as soon as you get beyond that "moderate" amount, your memory, reaction time is all likely to decline.

youdao

So, one simple way to code intensity is the number of neurons firing; the more neurons the more intense.

影响反应强度的一个简单因素,就是产生神经冲动的神经元数量,神经元越多,反应强度越大

耶鲁公开课 - 心理学导论课程节选

In other words, how much does the temperature of the whole thing change when you put an ordinary amount of material in there and run a reaction, right. Well, what do you do?

当你放入通常数量的材料,并进行反应时,整个装置的温度,改变有多少，你要做什么？

麻省理工公开课 - 热力学与动力学课程节选

You could imagine that you've got virus that's propagating inside your cells, making more and more virus, your immune system really responds well to that.

你可以想象,病毒在你的体细胞内繁殖,数量越来越多,你的免疫系统对此反应非常之强烈

耶鲁公开课 - 生物医学工程探索课程节选