Well, that first touch of ice apparently triggers a biological response inside the frog.

好吧， 第一次接触冰显然会触发青蛙体内的生物反应。

That feeling of strain or pressure is a biological response, and under the right circumstances can be a great source of motivation.

紧张或压力的感觉是一种生理反应，在适当的情况下可以成为动力的重要来源。

Because it is an emotion and it is a biological response, sometimes we think that the act of being fearless means that we are not afraid.

因为这是一种情绪，也是一种生理反应，所以有时我们会认为，无所畏惧的行为就意味着我们不害怕。

With so many similarities between the two places, a comparison of the biological responses to radiation in each (recent in Fukushima; long-term in Chernobyl) would surely be illuminating.

既然情况如此相似，比较两地生物对核辐射的反应（福岛：短期反应，切尔诺贝利：长期反应）自然应当具有启发意义。

The lab not only captures the brain and body's unconscious response to media and technology but also uses machine learning to adapt content based on these biological responses.

该实验室不仅捕捉大脑和身体对媒体和技术的无意识反应，还使用机器学习根据这些生物反应调整内容。