His sudden entrance took everyone by surprise.

他的突然出场使所有人都感到意外。

《牛津词典》

His sudden reappearance must have been a shock.

他的突然再次露面一定引起了震动。

《柯林斯英汉双解大词典》

His sudden smile made her go weak at the knees.

他突然笑了笑，使得她两膝发软。

《牛津词典》

As he handed the basket to his wife, a sudden rush of cool rain put out the fire.

VOA: special.2009.02.28

And then all of a sudden, he just calls me and invites me to his wedding.

然后突然之间，他打电话给我，邀请我参加他的婚礼。

I've already 实战 - SpeakingMax英语口语达人

Then all of a sudden Smiley's dog would grab that other dog by his back leg and hang on till the men said it was over.

VOA: special.2009.08.29

For all his sudden success, then, Mr Clegg's position is not an entirely enviable one.

ECONOMIST: Britain��s third party may soon be much more than that

Excited by his sudden windfall, he began peddling the software to other banks and financial institutions.

FORBES: Meet Kenya's Bill Gates - Kamal Budhabatti

Friends have told French reporters of their shock at his sudden metamorphosis to killer.

CNN: France asks: Were warnings missed on Toulouse killer?