adrenalin
noun [ U ] chemistry, biology (also adrenaline) uk/əˈdren.əl.ɪn/ us/əˈdren.əl.ɪn/
肾上腺素
a hormone produced by the body, for example when you are frightened, angry, or excited, that makes the heart beat faster and prepares the body to react to danger
These arguments always get my adrenalin going (= make me excited or angry). 这些争论总是让我肾上腺素上升（让我激动或恼怒）。