What is the acceleration in the y direction at time zero?

那y方向上,0时刻的加速度是多少？

youdao

And I will show you now what is the average speed between time zero and four.

现在我要给你们看的是，0到4秒间的，平均速率。

youdao

Let's imagine that we have a point that's moving on the line, and at time zero, it's here at Q0.

我们可以想像由一个在直线上移动的点，在时刻0的时候，它在Q0处。

youdao

The Federal Reserve suggested again that short-term interest rates are likely to remain near zero for some time.

VOA: special.2009.01.31

And let's run in one more time zero.

然后让我们在运行一次。

哈佛公开课 - 计算机科学课程节选

Let's create a graph here that on the x axis it's going to be time, so time zero will be when you first take in a food and then one hour later, two hours later will be shown as you go from left to right, and then we'll have blood glucose level up on the y axis.

我们在这建立一个曲线图,X轴代表的是时间,所以零时间点是你第一次进食的时间,然后一小时以后,两小时以后,是从左到右呈现在图表上的,在Y轴上是你的血糖值

耶鲁公开课 - 关于食物的心理学、生物学和政治学课程节选

Therefore, the optimum asset allocation to gold over long periods of time is zero.

FORBES: The Optimum Asset Allocation to Gold Is Always Zero

The Purchaser may redeem the Seller Notes, in whole or in part, at any time, at par, plus accrued and unpaid interest to the redemption date, plus, after the fifth anniversary of the Closing, a premium declining over time to zero.

FORBES: McGraw-Hill Unloads Education Business for $2.5 Billion

Customers want immediate results, and they waste zero time tweeting or posting their frustrations.

FORBES: Written by Alex Dayon