Data from the State Ministry of Health hospital registry suggest there are still more villages where lead poisoning may be a problem.

从州立卫生部医院登记的数据推断，还有更多可能存在铅中毒问题的村庄。

youdao

Where lead times are excessive, some equipment may be ordered before the start of the semester, but assembly does not begin in earnest until the semester starts.

若前置时间过长，某些器材可在学期开始前订购，但直到学期开始才能认真地装配。

youdao

And,in the long term,they say, knowing where different genetic traits may be found on the map could lead to better plants.

VOA: special.2009.11.03

And being in a medical center, we always wonder where does this research lead us.

身在这样一家医疗中心，我们一直想知道这一研究的导向这里。

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And if it goes in one direction or another, where does is lead?

如果这个过程沿着某条路径进行，最终的状态会是什么？

麻省理工公开课 - 热力学与动力学课程节选

The very nature of the medium allows for feedback to be integrated into the plot, unlike on television where lead times make such interaction impossible.

CNN: Fast forward: Broadband drama

In states and cities where additives were banned outright the subsequent drop off in violent crime was equally dramatic, but where lead was phased out over time criminality tailed off less abruptly.

BBC: Does lead poisoning make you violent?

Where lead concentrations declined quickly, crime declined quickly.

FORBES: How Lead Caused America's Violent Crime Epidemic