China is taking its territorial dispute in the East China Sea underwater, investing heavily in maritime exploration capabilities to survey the ocean floor in a race to contain what it perceives as Japanese expansion in the region.
中國正把東中國海(East China Sea)領土爭端帶至水下，它投入重金提升可勘察洋底的海洋勘探能力，以努力遏制其眼中日本在該地區的擴張。
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