The traditional inspecting methods for PWB depend on manual work a lot, which are very underdeveloped and face austere challenge.

传统印刷线路板的检测方法很大程度上依靠人工，这种落后的测试方法面临着严峻的挑战。

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Due to a long period of separation from their family members, these "left-behind" people in far-flung underdeveloped regions have suffered certain psychological problems to some extent.

由于家庭成员长期分离，这些广泛分布于不发达地区的留守人口都有一定程度的心理问题。

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Everywhere I go in the underdeveloped world, when I ask people what they want to be, they say "a teacher" or "a doctor" — the two most respected professions.

每到当我去到不发达世界，问起人们想成为什么样的人时，他们的回答总是“老师”或者“医生”，两个最受尊重的职业。

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"To see a neighbor that really was a backwater, an underdeveloped authoritarian country now emerge as a model,as a leader, must be very frustrating."

VOA: standard.2010.07.26

The only thing less attractive to an employer than a 16-year-old with a crummy education, no experience and underdeveloped work habits is a 24-year-old with a crummy education, no experience and underdeveloped work habits.

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The creatures had underdeveloped brains and a single eye planted, cyclopslike, in the middle of their foreheads.

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While many obstacles in Africa are similar to those in other emerging markets, our research shows that five of these challenges are more pronounced, requiring Africa-specific solutions: an underdeveloped infrastructure, a disorganized and fragmented retail landscape, a lack of reliable market research, unclear and ever-changing government regulations and a severely limited talent pipeline.

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