n.广阔的区域( expanse的名词复数 );
例句:
The sterile , patriarchal expanses are their world.
可是,动物懂得自力救济.
We are rich in resources and vast expanses of fertile land.
我国资源丰富,沃野千里.
There are expanses of grasslands and deserts that have yet to be explored.
那里有待开发的广阔的草地和沙漠.