undeveloped
adj. 未开发的；不发达的；未充分发育的
近义词：immature，green，raw，inexperienced，uncultivated，young，embryonic，unripe，emergent，new，untrained，unexploited，developed，
英英释义
Adjective
- not developed;
"courses in interior design were rare and undeveloped" "undeveloped social awareness"
- undeveloped or unused;
"vast unexploited (or undeveloped) natural resources" "taxes on undeveloped lots are low"
例句
用作形容词(adj.)
- The island is still undeveloped.这座岛屿未得到充分开发。
- There are many undeveloped countries in Africa.在非洲有许多不发达国家。
- Starvation is a big problem in undeveloped countries.饥饿在不发达国家是个很严重的问题。
- The conception of the picture is undeveloped.这幅画的构思不成熟。