"In the last 20 years or so, there's been a virtual explosion of research on bilingualism," says Judith Kroll, a professor at the University of California, Riverside.

加州大学河滨分校的教授朱迪思·克罗尔表示：“在过去20年左右的时间里，对双语的研究实际上出现了爆炸式增长。”

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Inside, about a dozen Kroll employees—all, it should be noted, as nondescript and un-spy like as Sam—were dining on fish and passion fruit cocktails.

在餐厅里，大约 12 名 Kroll 员工——应该指出的是，他们都像山姆一样毫无特色，不像间谍——正在享用鱼和百香果鸡尾酒。

youdao

I hadn't heard from Sam, my Kroll contact, in days.

我已经好几天没有萨姆，我的Kroll联系人的消息了。

youdao

And so, for that, I want to look at the production of titanium by the Kroll process.

因此而言，我想看看克劳尔法,制备钛的工艺。

麻省理工公开课 - 固态化学导论课程节选

And, this involves the reaction of titanium tetrachloride with magnesium to form magnesium chloride plus titanium And, this was invented in 1937 by W. J. Kroll.

四氯化钛和镁,反应生成氯化镁和钛,1937年W。J。克劳尔发明了这个方法。

麻省理工公开课 - 固态化学导论课程节选

Gerova said earlier this month that it hired investigative firm Kroll, a unit of Altegrity Inc.

WSJ: Gray Areas in Jobs After an SEC Ban

Kroll fielded calls from angry customers as his wife gave birth to their second child.

FORBES: Entrepreneurs

Project editors Luisa Kroll and Lea Goldman tapped the best minds they know--they even asked me!

FORBES: You choose