suddenly 是 sudden的派生詞

詞義參考：

sudden

英 [ ?s?dn ] 美 [ ?s?dn ]

adj.

突然的，未預見到的; 急躁的，倉促的; 快的，迅速的; 急劇

例句

1.

"I think I'll try a hypnotist," I said with sudden resolution.

“我會找催眠師試試，”我突然堅決地說。

2.

He felt a sudden sense of calm, of contentment.

他突然感到一種安寧和滿足.

3.

The sudden onset of winter caused havoc with rail and air transport.

冬天的突然降臨讓鐵路和航空運輸系統(tǒng)陷入混亂。