base of operations

基本解释

In 1995, he bought a traditional Ottoman house with a courtyard in Urfa, a city of nearly a half-million people, to use as a base of operations.
買下了一個帶有庭院的傳統的土耳其房屋，作爲掌控一切發掘作業的基地。
For weeks the Afghan Taliban’s military chief, a former Guantánamo inmate, had raced from meeting to meeting in and around his base of operations, the Pakistani city of Quetta.
幾個星期以來，這位阿富汗塔利班軍隊首領，前關塔那摩監獄囚徒，一直忙著在他的作戰基地--巴基斯坦的奎塔的內部及周邊地區開會。
Yemeni officials say they are releasing about 170 detainees with suspected ties to al-Qaida, two weeks after al-Qaida said it would use Yemen as its base of operations for the Arabian peninsula.
也門官方稱，他們釋放約170名囚犯因此被懷疑與基地有聯系，兩個星期後基地組織表示，將利用也門作爲其在阿拉伯半島行動的基地。

Bereket told reporters, pro-government Somali militias have permission to use Ethiopia as a base of operations in attacking al-Shabab rebels, who control large sections of southern Somalia.
That same Quinnipiac poll also found that by a margin of 59 to 34 percent, Americans believe that preventing terrorists from using Afghanistan as a base of operations is still a worthwhile goal for the United States.
"The report also fails to deal adequately with the asymmetrical nature of the conflict or to assign appropriate responsibility to Hamas for its decision to base itself and its military operations in heavily populated areas,".

Any non-governmental organization (NGO) can register, and your base of operations need not be Europe.
CENTERFORSECURITYPOLICY: Center For Security Policy