求翻译：在亲吻过程中，放一些有助于安抚情绪的绿色音乐，不但可以让你们更加投入，还有助于身体制造出更多的快乐激素，起到天然咖啡因的作用。是什么意思？

Kiss in the process, put some green music helped to calm the mood, not only can make you more inputs, also helps the body produce more hormone of happiness, played the role of natural caffeine.