His theory was inapplicable to many underdeveloped economies.他的理论对很多欠发达经济体都不适用。The prints were underdeveloped.这些照片显影不足.We must make benefits of our scientific advances for the improvement and growth of underdeveloped are...
We must make benefits of our scientific advances for the improvement and growth of underdeveloped areas.为了尚未开发地区的改善和发展,我们必须以我们的科学进步向他们提供援助.And there is the enormous underdeveloped hinterland with excess rural population....