Later, he worked in Africa, where many people suffered from blindness for lack of proper treatment.

后来，他在非洲工作，那里有许多人因为缺乏适当的治疗而失明。

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More than 80% of those cases can be attributed to contact with contaminated water and a lack of proper sanitation.

其中80%以上的病例可归因于接触了受污染的水和缺乏适当的卫生设施。

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Never mind your lack of proper tools!

别再想那些一直没有的合适工具了！

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The Volcker investigation found widespread corruption associated with the programme, partly due to a lack of proper oversight by the UN.

BBC: NEWS | Americas | Fired UN official 'owed apology'

There, a lack of proper oversight and transparency nearly led to the collapse of the financial markets and a full-scale Depression.

WSJ: Barack Obama: Toward a 21st-Century Regulatory System

Schapiro mentioned that a lack of proper funding has long been a problem, but said funding was recently restored to 2005 levels.

FORBES: Schapiro Virtually Addresses CFA Institute