spacing

详细解释:n. 留间隔, 空隙, 空白, 间隔
【计】 间隔
【化】 定距; 间距; 空隙; 跨度; 跨距
【医】 间距, 间隔

英语解释：

名词 spacing:

the time between occurrences of a repeating eventthe property possessed by an array of things that have space between them同义词：spatial arrangement