v.留…的间隔，留空隙，占据…之间( interspace的现在分词 )

safety interspacing → 安全间距

1.Conclusion Interspace expanding of environmental profit and loss can promote environmental expiation and regional sustainable development.

[汉]结论通过深化区域之间环境损益空间关系研究，促进区域生态补偿和可持续发展。