Several other listed causes of infant death, such as respiratory distress from underdeveloped lungs, should have been ascribed to premature birth, the study said.

该研究称，名单上一些别的的婴儿死亡原因，比如因为肺未发育完全导致的呼吸窘迫，也都应该归因于早产。

youdao

The floating population are farmers mainly from underdeveloped areas into economically developed areas. Farmers, college students, laid-off workers and urban residents largely inflow to towns.

流动人口主要是从经济欠发达地区流入经济发达地区的农民、大学生、城镇居民和下岗职工，流入城镇的比重大。

youdao

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。

youdao

Development Program report warned that because of the ravages of the disease, South Africa's economy may be slipping from developing status to underdeveloped.

FORBES: Beautiful, Beset Land

It said these local difficulties ranged from substandard infrastructure and weak environmental regulatory regimes, to acute talent shortages and underdeveloped governance practices.

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Their recommendations range from the blindingly obvious, to the naive and simplistic, to the interesting but underdeveloped.

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