n.意外，突然

The suddenness of her departure left us all in shock.
她突然的离开让我们所有人都感到震惊。
His sudden illness forced him to cancel his trip.
他突如其来的疾病迫使他取消了旅行。
The baby's crying startled me with its suddenness.
婴儿突然的哭声吓了我一跳。
The company announced the layoffs with no prior warning, catching everyone off guard.
公司毫无预兆地宣布裁员，让所有人都措手不及。
The storm hit with such suddenness that many people were caught outside without umbrellas.
风暴来得如此突然，许多人都没带伞就被困在外面。
She was taken aback by the sudden change in his attitude.
她对他的态度突然转变感到惊讶。
The news of her engagement came as a complete surprise due to its suddenness.
她订婚的消息因其突然性而令人完全意外。
The sudden drop in temperature caught the forecasters off guard.
气温的突然下降让气象预报员措手不及。
The car crash happened so suddenly that there was no time to brake.
车祸发生得太突然，来不及刹车。
Her sudden departure from the party left many questions unanswered.
她突然离开派对留下了许多未解的问题。