the amount of space that is left between things, especially between the words or lines printed on a page (空间)间隔;(尤指)字距,行距 single/double spacing (= with one or two lines left between lines of type) 单倍/双倍行距
the amount of time that is left between things happening (时间)间隔 In music, the spacing of intervals is vital. 在音乐中,音程间隔长度至关重要。