suddenly
adv. 突然地，出乎意料地
例句
We were suddenly disconnected.
我们的电话突然断了。
《牛津词典》
Suddenly the car accelerated.
突然车加速了。
《柯林斯英汉双解大词典》
'Listen!' said Doyle suddenly.
“你听！”多伊尔突然说。
