In certain instances, cases of acute poisoning may still be seen in children who are chronically exposed and whose blood lead levels reach levels that interfere with normal functions.

在某些情况下，在慢性接触的儿童中仍可见到急性中毒病例，其血液中含铅量达到可干扰其正常功能的程度。

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Testing every milk tanker for antibiotics does not, however, ensure that no antibiotics from normal farm animal health practices reach consumers through milk.

检测罐装牛奶的抗生素并不能，不管怎样，确定没有来自为正常的家畜健康所施用的抗生素通过牛奶接触到消费者。

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By capturing such a broad range of light waves — wider than normal solar cells — tandem CQD solar cells can in principle reach up to 42 per cent efficiencies.

通过捕捉这样广泛的光波范围-比普通太阳能电池更广泛-串联胶体量子点太阳能电池原则上可以达到42%的效率。

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The worst may be over,". "But,it would be unwise for anybody to reach firm conclusions before April, when the normal influenza season usually ends.

VOA: standard.2010.01.18

Employees were informed, trust was built and productivity started to reach normal levels again.

FORBES: Ask Your Employees What They Need Before Your Business Begins to Fail

An open canopy allows sunlight to filter down and reach normal-scale alders, maples, sword ferns and tiny, purple wild irises.

FORBES: Days of Wine and Redwoods

We will reach normal inventory levels in January for the North American market based on current orders and forecasts.

ENGADGET: ASUS Transformer Prime pre-order shipments delayed at Best Buy, Amazon