Ms. Welcher, who says linguists fear half the world's languages will disappear in the near future, thinks at least 200 languages have enough speakers to justify development of cellphone text systems.

韦尔奇说，语言学家担心，在不远的将来，全世界有一半的语言将会消失。她认为，至少有200种语言拥有足够的受众，值得我们为之专门开发手机文本系统。

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Many sceptics fear that, because roughly half of all weather stations are in built-up areas, this may have inflated estimates of a temperature rise.

粗略估计大概一半气象站在建筑物林立区，这样一来会使气温上升出现夸张性的估计。

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An hour before experiencing each fear-inducing situation, half of the participants took 20 milligrams of cortisol, while the other half took an inactive placebo.

在实验开始前一个小时，一半的受试者服用了20毫克皮质醇，另一半受试者服用的没有任何药效的安慰剂。

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The Buddhist parties fear they would lose half their seats if they had to fight an election in their present fractured state.

ECONOMIST: Japan

With a British general election to be called in the first half of 2010, Lisbon supporters fear that Mr Klaus may withhold his signature long enough to leave Lisbon in limbo until a Conservative government takes power in Britain.

ECONOMIST: Ireland and the Lisbon Treaty

Fear of strangers puts nearly half of London children off walking to school, a survey suggests.

BBC: 'Stranger' fear on walk to school