名词
中文翻译：运输环
同义词：
['transport ring', 'shipping loop']
例句：
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1.The shipping company has been accused of illegally dumping waste in the ocean.
这家公司被指控非法在海洋倾倒废物。
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2. The shipping ring is responsible for the transportation of goods between countries.
航运圈负责国与国之间的货物运输。
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3.Shipping rings are used to protect delicate items during transport.
航运环用于保护易碎物品在运输过程中的安全。