While mineral deficiencies can limit the growth of plants, an overabundance of certain minerals can be toxic and can also limit growth.

虽然缺乏矿物质会限制植物的生长，但某些过量的矿物质会使植物中毒，同样会限制植物的生长。

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While this is a highly toxic plant, it also has its benefits. The medical alkaloids atropine, scopolamine, hyoscyamine, hyoscine, and belladonna also come from this plant.

虽然有很高的毒性，但这种植物也是有好处的，莨宕碱和东莨菪碱等化学制剂都从中萃取。

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While not the worst on this list, the lakes have accumulated a toxic soup that we have yet to deal with.

虽然没有沦落到名单中最差，湖泊中所积累的有毒成分有待于我们认真处理。

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Your doctor will try to achieve a balance between controlling your symptoms while minimizing toxic effects from treatment.

CNN: Recurrent breast cancer

Furthermore, even by the relatively hygienic standards of most insurers, the asset side of Lloyd's' balance-sheet is squeaky clean, while the toxic claims that brought it to its knees in the 1990s are now parcelled off to Warren Buffett's Berkshire Hathaway.

ECONOMIST: Lloyd's of London

By blocking these errant molecules, D-serine and poly ADP-ribose polymerase (PARP), researchers may be able to stop brain cells from dying while avoiding the toxic side effects that have plagued previous experimental treatments.

FORBES: Repairing The Brain