阿拉斯加的史密森北极研究中心主任阿隆·克劳·威尔说：“可以说，让人类在北方生存的最重要的工具之一是针。”
"You could say that one of the most important tools for [humans] surviving in the north is the needle," says Aron Crowell, who is Alaska Director of the Smithsonian's Arctic Studies Center.
此外，它也是我国北方铁路主要枢纽，中国最大的医疗器械生产地和传统中医药研究中心。
What's more, it is a major railroad junction for northern China, and home of China's largest pharmaceutical factor and a center for the study of traditional Chinese medicine.
此外，它也是我国北方铁路主要枢纽，中国最大的医疗器械生产地和传统中医药研究中心。
What's more, it is a major railroad junction for northern China, and home of China's largest pharmaceutical factor and a center for the study of traditional Chinese medicine.
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