undeveloped 考研

1.undeveloped countries

不达国家

2.This is a block of undeveloped land.

这是块土地。

3.undeveloped coal reserves.

煤资源。

4.undeveloped buds and shoots.

花蕾和嫩芽。

5.Don't expose undeveloped film to light.

不要把冲洗胶卷暴露在光照下。