undeveloped

1. ADJ An undeveloped country or region does not have modern industries and usually has a low standard of living. (國家或地區)不發達的[usu ADJ n]

The big losers will be the undeveloped countries, especially in sub-Saharan Africa. 最大的損失者將爲不發達國家，特別是撒哈拉以南的非洲國家。

2. ADJ Undeveloped land has not been built on or used for activities such as mining and farming. (土地)未開發的

Vast tracts of the country are wild and undeveloped. 這個國家有大片荒蕪未開發的土地。