expanse

n.广阔的区域；扩张，展开；苍天

网络解释.宽阔；广阔；浩渺；太空

词形变化:

复数：expanses

n.1.广袤释义下的同义词

void unlimitedness infinitude boundlessness infinity

2.膨胀释义下的同义词

reach range wideness content stretch broadness extent dimensions proportions plain bulk gauge sweep magnitude

3.辽阔,太空释义下的同义词

immensity territory area desert amplitude vastness space