peripheral region

基本解释

In this case, the insertable cartridge can be sealed axially in its peripheral region on the admission side.
在此嵌入筒可在其入口側的周曏區域內軸曏密封。
ip.com
Geological tectonic background of spatial distribution is analyzed in Songliao Basin and its peripheral region.
對松遼盆地及其周邊地區中強地震空間分佈的地質搆造背景進行了分析。
The new program reinvents the existent building, making it a meaningful space in a peripheral region in the middle of the Atlantic Ocean.
這個新項目徹底改造了現有建築，使之成爲中大西洋周邊地區有意義的空間。

When unification came, it was led not by the major city-states of the past but by the half-French region of Piedmont, an area peripheral to Italian history and with a long record of rounding up and executing Italian nationalists.
NEWYORKER: Booted
However, Credit Suisse does see the risk of deflation in the peripheral countries of Europe because of loss of competitiveness in the region and the degree of fiscal tightening that will be needed to stabilize government debt to gross domestic product.
FORBES: Stocks That Look Swell For Deflationary Times