It is not clear how the chemicals ended up in the two separate U. S. formula samples that tested positive.

还不清楚这两种被检测出为阳性的美国配方奶粉会被做出何种处理。

youdao

Earlier this week, the agency said it found the industrial chemical in at least one brand of formula sold in the U. s.

本周的早些时候，该机构声称，在美国销售的至少一种品牌的配方奶粉中发现了这一工业化学品。

youdao

U. S. News does not even include earnings data in its ranking formula, although it said it might do so.

《美国新闻》甚至没有把收入数据纳入自己的排名系统，不过它说将来可能会纳入。

youdao

A team from the University of Warwick has built what it calls the world's first completely environmentally friendly Formula Three racing car.

VOA: special.2009.11.03

.. I computed the efficient portfolio frontier for various-- it's the efficient portfolio frontier using the formula I just gave you.

我计算了来自不同组合有效边界-,这一条有效投资组合边界,就是用刚刚给出的公式算出来的。

耶鲁公开课 - 金融市场课程节选

This formula doesn't tell you which way it's pointing, because it's a scaler; it's not a vector equation.

这个式子没有说明方向,因为这是一个标量而非矢量方程

耶鲁公开课 - 基础物理课程节选

It's a formula that's kept the program's members out of trouble and, more important, on track in school.

CNN: Helping 'Kliptown' kids take control of their future

There are many fundraising products for many good causes, Kors said, but choose a watch and it's simple math: a direct formula that it's 100 meals per watch as a conversation starter.

WSJ: Halle Berry, Michael Kors launch Watch Hunger Stop

It's a formula that seems to work.

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