undeveloped

adj.

未充分发育的；未发展的；不发达的；尚未用于农业、工业、建筑业的

1. The island is still undeveloped.
   这座岛屿未得到充分开发。
2. There are many undeveloped countries in Africa.
   在非洲有许多不发达国家。
3. Starvation is a big problem in undeveloped countries.
   饥饿在不发达国家是个很严重的问题。
4. The conception of the picture is undeveloped.
   这幅画的构思不成熟。

Commercial Policy in the Undeveloped Countries
Approach to undeveloped areas in regional development of Serbia
Rice Undeveloped Tapetum1 is a major regulator of early tapetum development.
Rheological behavior of undeveloped and developed wheat dough.
The market effects of zoning undeveloped land: Does zoning follow the market? ☆
Rural tourism in Serbia as a way of development in undeveloped regions
NUTRIENT CONCENTRATIONS AND YIELDS IN UNDEVELOPED STREAM BASINS OF THE UNITED STATES 1
A Comparison of Gray Fox Ecology between Residential and Undeveloped Rural Landscapes
Plant regeneration from undeveloped ovules and embryogenic calli of Citrus : Embryo production, germination, and plant survival
Primary sex ratios in birds: problems with molecular sex identification of undeveloped eggs.