它 (tā)到达 (dào dá)了 (le)大海 (dà hǎi) 数 (shǔ)百 (bǎi)万 (wàn)吨 (dūn)冰块 (bīng kuài)失去 (shī qù)了 (le)岩床 (yán chuáng)的 (de)支撑 (zhī chēng)
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