undeveloped解释为：未开发的, 不发达的, 未充分发育的
undeveloped详细解释
adj.未开发的, 不发达的, 未充分发育的
例句与用法：
The island is still undeveloped.
这座岛屿未得到充分开发。
A small protuberance on a stem or branch, sometimes enclosed in protective scales and containing an undeveloped shoot, leaf, or flower.
芽，萌芽茎或枝上小的隆起物，有时被包在保护性的介壳中，内中有未发育的根、叶子或花
A corridor of undeveloped land, as along a river or between urban centers, that is reserved for recreational use or environmental preservation.
绿色走廊沿河或在两个城市中心区之间的由未开发土地形成的走廊，为市民休闲娱乐或环境保护而保留
详细释义：
a.
1. 未开发的; 未发展的; 欠发达的
This is a block of undeveloped land.
这是块未开发的土地。
2. 未充分发育的; 不成熟的
undeveloped muscles
发育不健全的肌肉
