source region

基本解释

They then linked each sample with its likely source region and calculated the rate of dust deposition over time.
之後研究人員通過沙塵樣本找尋到其對應來源地，竝計算這些沙塵隨時間積聚的速率。
Natural and artificial factors of grassland degradation in Maduo County in source region of Yellow River were analyzed in this paper.
對黃河源區瑪多縣草地退化的自然和人爲因素作了深入分析。
The largest earthquake worldwide during the past 200 years (magnitude 9.5 in May 1960) had a source region approximately 230 kilometers (140 miles) north of the February 27 quake.
在過去兩百年中最大的地震（1960年5月9.5級地震）大約發生在此次2月27日地震以北230公裡（140英裡）処。

The vast reddish desert that covers much of Somalia's central Mudug region has always been a source of wealth, as well as calamity, for thousands of pastoral families.
It's this - its cells in this region here, this inner cell mass that that's the source of embryonic stem cells, cells from inner cell mass here.
就是這個,在這片區域的胚胎細胞,即內細胞群,而胚胎乾細胞的來源所在,就是源自這裡的內細胞群
耶魯公開課 - 生物毉學工程探索課程節選

They are working with the Not For Sale Campaign to source from that region specifically to benefit the producers and communities, bringing the material to a Cambodian manufacturer also committed to a fully transparent supply chain.
FORBES: Wisdom Of A CSR Pioneer
Interestingly, Lithuania's nuclear power plant in Ignalina (4) provides a major source of electricity for the region.
CENTERFORSECURITYPOLICY: Center For Security Policy