副词 ad.
1.意外地;忽然;冷不防
I suddenly remembered that I hadn't locked the door.
我突然记起我没有锁门。1. He braked suddenly, causing the front wheels to skid. 他突然刹车，使得前轮打了滑。
来自《简明英汉词典》
2. Suddenly the kids,who had been eavesdropping,flew into the room. 突然间，一直在偷听的孩子们飞进屋来。
来自《简明英汉词典》
3. He suddenly cried out at the top of his voice. 他声嘶力竭地大叫。
来自《简明英汉词典》
4. Suddenly I saw a tall figure approaching toward the policeman. 突然间我看到一个高大的身影朝警察靠近。
来自《简明英汉词典》
5. It'suddenly dawned on me that I'd caught the wrong train. 我突然意识到我乘错了火车。
来自《简明英汉词典》