担忧

The disclosure came in a series of media briefings in which Apple is seeking to dispel alarm over its announcement last week that it will scan users' phones, tablets and computers for millions of illegal pictures.

上周，苹果宣布将扫描用户手机、平板电脑和电脑，与数百万张非法图片进行比对，引发广泛担忧。此次苹果在一系列媒体发布会上披露检查方式，是为了消除人们此前的担忧。

But Mr Chen is voicing a fear, felt in Chinatowns from London to San Francisco, that the struggle to keep up with rising rents and other challenges will prompt these vibrant communities to disappear.

但郑健强担忧，由于很难应对不断上涨的房租和其他挑战，这些充满活力的社区将会消失。从伦敦唐人街到旧金山唐人街，这样的担忧普遍存在。

One recent Pew opinion poll showed 80 per cent support in Egypt for the idea that adulterers should be stoned, the kind of figure that bolsters the fears of those who worry that Facebook Egypt will be outvoted by fundamentalist Egypt.

有人担忧埃及的Facebook阶层在投票时会被原教旨主义者压倒。皮尤（Pew）近期一次民意调查显示，有80%埃及人支持通奸者应受石刑惩罚的主张。此类数据会加剧这种担忧。