The elites are by their nature a factor contributing to underdevelopment.这些上层人物天生是助长欠发达的因素.Much poverty can be traced to the underdevelopment of industry.贫穷的很大原因是工业不发达.Now the relative underdevelopment of China's co...

underdevelopment的音标：underdevelopment的英式发音音标为：[ˌʌndədɪ'veləpmənt]underdevelopment的美式发音音标为：[ˌʌndədɪ'veləpmənt]...

n.不发达...