Nalgene, the brand that popularized water bottles made from hard, clear and nearly unbreakable polycarbonate, will stop using the plastic because of growing concern over one of its ingredients.

流行水壶品牌耐尔根制造水壶用的原材料是坚固，无色且不容易破裂的聚碳酸酩。该品牌将停止使用塑料，因为人们对塑料中不止一种的配料越来越来关注。

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While bullying is parents' greatest concern over all, nearly half of low-income parents worry their child will get shot, compared with one-fifth of high-income parents.

尽管欺凌是父母最担心的事情，但近一半的低收入父母担心他们的孩子会被枪杀，而高收入父母中只有五分之一的人担心这样的问题。

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Over the past few years the growing ambitions of “resurgent Russia” became one of the most actively debated topics in the international arena—and often the reason for concern and even alarm.

在过去几年，“复苏的俄罗斯”日益增强的野心成了世界舞台上最热的辩题之一——往往也是人们担忧甚至害怕的原因。

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But some community leaders have expressed concern over whether Midtown East, already one of the densest areas in the city, could accommodate more office workers.

WSJ: Midtown East Rezoning Proposal Unveiled

After earnest discussion of the state of the economy, of the fate of the US budget and of the continuing negotiations to raise the debt ceiling, one contributor voiced concern over the tone of the tweets.

BBC: US debt: White House 'Rickrolls' Twitter

In response to one letter from Ickes expressing concern over DNC funds, Clinton suggested a direct mail campaign with a different message.

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