US claims to a swath of mineral-rich seabed are being challenged by China and Russia because Washington has failed to ratify a treaty that governs access to resources in international waters.
美国对大片矿产丰富的海底的权利主张正受到manbetx3.0 和俄罗斯的挑战,因为华盛顿方面并未批准一项规范国际水域资源获取的条约。
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