Support came from an unexpected direction.

一个出人意料的来源提供了帮助。

《牛津词典》

John Diamond is stumped by an unexpected question.

约翰·戴蒙德被一个意想不到的问题难住了。

《柯林斯英汉双解大词典》

An unexpected victory saved him from political oblivion.

一次意外的胜利使得他在政治上不再默默无闻。

《牛津词典》

Just last week,the Commerce Department reported an unexpected drop in December in the number of housing starts by builders.

VOA: special.2011.01.24

Examples include large medical bills, the loss of financial aid or an unexpected change in the financial condition of their source of support.

VOA: special.2009.01.29

It is used sometimes to describe a political move that leads to an unexpected win.

VOA: special.2009.02.15

An unexpected suggestion turned me onto real estate rather than the stock portfolio I envisaged.

FORBES: Create Goals But Be Flexible In How You Get There

Privacy on the web is going mainstream, particularly among an unexpected demographic: teens and young adults.

FORBES: Students, SnapChat, Wickr: Staying Private and Productive Online

In an unexpected move, Stuart Hazell finally admitted murdering his step granddaughter, 12-year-old Tia Sharp.

BBC: Stuart Hazell