Lack of adequate power is perhaps the most severe problem.

缺少电力可能是最严重的问题。

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Slow retail trade partly reflects a lack of spending power (see article).

商品零售不太活跃，这一定程度上反映了消费能力的缺乏。

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"The reason for the slowdown [in sales growth] is not a lack of purchasing power but a lack of consumer confidence," says Xu Zhengfei, marketing director for the Suning chain of appliance stores.

“销售增长减缓的原因并非出于缺乏购买力，而是缺乏消费信心”，苏宁电器销售总监许正飞(音)表示。

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It's what we lack the power to give away when we consent that limits government.

而是我们在同意的时候,无权放弃自然权利，从而限制了政府。

耶鲁公开课 - 公正课程节选

He added that China should also "establish institutions to end the excessive concentration of power and lack of checks on power".

CNN: China's Wen leaves divided legacy

"We should unwaveringly combat corruption, strengthen political integrity, establish institutions to end the excessive concentration of power and lack of checks on power and ensure that officials are honest, government is clean and political affairs are handled with integrity, " Wen said.

NPR: China To Stress Social Wellbeing Over Growth

Tablets are cool, sure, but they have their limitations: lack of keyboard, small screen size, lack of under-the-hood power, lack of serious business applications.

FORBES: By Keeping PCs, Is HP Betting that Tablets are Disruptive - or Not?