imperturbably
🇺🇸
/ˌɪmpərˈtɜːrbəbli/
🇬🇧
/ˌɪmpəˈtɜːbəbli/
remaining calm and not easily upset
Despite the chaos around him, he continued to work imperturbably.
周囲の混乱にもかかわらず、彼は冷静に仕事を続けた。