irritabilityKK [ˏɪrɪtəˋbɪləti] /ˌɪɹɪtəˈbɪləti/發音名詞1易怒、暴躁、煩躁Lack of sleep often causes irritability and poor concentration.睡眠不足常會造成情緒暴躁和注意力不集中。2應激性、興奮性生物學The experiment measured the irritability of the muscle tissue.這項實驗測量了肌肉組織的應激性。