suddenly

'sʌdәnli

四级六级 Collins 4

r. happening unexpectedly

adv. 突然, 意外, 忽然, 迅速, 即席作成, 即刻, 急速

Collins 星级

Oxford 级别

854

BNC 频率

955

使用频率

suddenly 由词根 sudden（突然的）和后缀 -ly（副词后缀）组成，表示以一种突然的方式发生。

例句

1. She suddenly realized that she had forgotten her keys.

她突然意识到自己忘记了钥匙。

2. The lights went out suddenly during the storm.

暴风雨中灯光突然熄灭了。

3. He suddenly started laughing at the joke.

他突然对这个笑话大笑起来。