dullnessKK [ˋdʌlnəs] /ˈdʌlnəs/發音名詞1無趣、枯燥、乏味The dullness of the lecture put half the audience to sleep.那場演講太過枯燥,讓半數聽眾都睡著了。2暗淡、晦暗The dullness of the paint made the room feel smaller.油漆的色調暗淡,讓房間顯得更小。3遲鈍、愚鈍He mistook her silence for dullness of mind.他誤把她的沉默當成腦筋遲鈍。4鈍痛醫學She described a dullness in her lower back after the fall.她說跌倒後下背部有一種鈍痛。5不鋒利、鈍The dullness of the blade made slicing tomatoes difficult.刀刃不夠鋒利,切番茄變得很困難。