这个地区的经济仍然不发达。

The economy of this region is still underdeveloped.

该地区的医疗服务仍然不发达。

Medical services in the area are still underdeveloped.

这个村庄的教育系统非常不发达。

The education system in this village is very underdeveloped.

他们在不发达国家开展了许多援助项目。

They have launched many aid projects in underdeveloped countries.

由于基础设施不发达，这里的交通很不方便。

Due to underdeveloped infrastructure, transportation here is very inconvenient.

许多不发达国家都拥有自然资源.

Many underdeveloped countries own their natural resources.

我们的国家是一个文化不发达的国家.

Ours is a culturally underdeveloped country.

他投票建议援助亚洲的不发达国家.

They voted aid for the underdeveloped countries in Asia.

在不发达国家千千万万的人死于饥荒.

Thousands of people died of famine in underdeveloped countries.

这项工程将覆盖中国的农村和不发达地区.

The project will encompass rural and underdeveloped areas in China.