phlegmatic
🇺🇸
/fleɡˈmætɪk/
🇬🇧
/fleɡˈmætɪk/
calm and not easily upset or excited
Even with all the chaos around him, his phlegmatic response was surprising.
彼の周りのすべての混沌にもかかわらず、彼の冷静な反応は驚くべきものでした。