Shimmering Expanse闪光瀚洋;闪光瀚土
Expanse West宽阔西部
Expanse Daiwa粉墙黛瓦
expanse angle扩张角
expanse openness宽阔
The Expanse太空无垠;无垠的太空;浩瀚天穹;苍穹浩瀚
Skycloud Expanse天云旷野
differential expanse胀差
Wing Expanse[昆] 翅展
N-COUNT（可数名词） An expanse of something, usually sea, sky, or land, is a very large amount of it. 一大片 (海洋、天空、土地等)
...a vast expanse of grassland.
…一大片草地。