The simplest definition I can give you is that Spectroscopy is the study of the interaction between matter and light.

我能给你的最简单的定义是光谱学是研究物质和光之间相互作用的学科。

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A symbiotic relationship is an interaction between two or more species in which one species lives in or on another species.

共生关系是两个或多个物种之间的相互作用，其中一个物种生活在另一个物种体内，或依靠这一物种生活。

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It is an interaction between the person and the place, not the sort of place in itself, that leads to better or worse experiences.

不是环境本身，而是人与环境之间的一种互动，会带来更美好或更糟糕的体验。

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But Duccio chose to show the very human and emotional interaction between Mary and Jesus.

VOA: special.2010.08.04

It's a poem structured around the interaction between human beings and an entire pantheon of pagan deities.

是由人类相互影响,和所有无宗教信仰的万神殿来组织语言的。

耶鲁公开课 - 弥尔顿课程节选

But the interaction between God and humans, he says, happens not through nature but through history.

但是上帝和人类的相互作用，通过历史而不是自然而产生。

耶鲁公开课 - 旧约导论课程节选

Each concert is different, depending on the interaction between the conductor, the musicians and the crowd.

BBC: Buenos Aires�� must-see music event

All the while, the interaction between you and SILVIA occurs through a conversation, no keyboard required.

FORBES: Riding the Wave of Artificial Intelligence

One of the biggest and least understood challenges is the interaction between rates and tax preferences.

FORBES: Do The Math: Why Trimming Tax Breaks Won't Allow U.S. To Easily Cut Rates