An underdeveloped country or region does not have modern industries and usually has a low standard of living. Some people dislike this term and prefer to use developing.
例句
Underdeveloped countries should be assisted by allowing them access to modern technology.应该通过提供现代技术来帮助不发达国家。...public-health problems in the underdeveloped world.不发达国家的公共卫生问题
英汉词典释义
adj.
(国家等)经济不发达的
It’s in the underdeveloped eastern region of the country that the biggest problems exist.最大的问题存在于这个国家贫穷落后的东部地区。
<摄>显影不足的
The prints were underdeveloped.这些照片显影不足。
英英词典释义
Adjective
1. relating to societies in which capital needed to industrialize is in short supply
2. not yet fully developed
3. (of a photograph) lacking in contrast because it was left in the developer for less than the required time