suddennessKK [ˋsʌdənnəs] /ˈsʌdənnəs/發音名詞1突然、猝然、出其不意The suddenness of his resignation shocked everyone in the office.他突然辭職,讓辦公室裡的每個人都很震驚。2迅疾、急促She was startled by the suddenness of the storm.暴風雨來得又快又急,讓她嚇了一跳。