據此，宋高祖向BBC分析，對北京而言，與歐洲接觸是一種務實選擇，用來抵銷來自美國的壓力，並將自身塑造為更穩定的全球力量。這有助於北京將自己定位為國際秩序的捍衛者，「強調與德國的直接雙邊關係，可能比透過歐盟的集體機制為中國創造更多操作空間。」
time.sleep(2 ** attempt) # 指数退避
，详情可参考safew官方下载
BAS stations monitor different aspects of wildlife and the environment. Halley VI is focused on space and atmospheric data, as well as studying the Brunt Ice Shelf on which it's located close to the coast, and the hole in the Earth's ozone layer.
sustainability.
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