... sea dumping 海洋投弃 sea led source 密封射源 sealing 封流;止水;封塞 ...
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sea led source
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以上为机器翻译结果，长、整句建议使用 人工翻译 。
Da Gama achieved fame and fortune when he led the 1497 expedition that opened up the sea route to India, which had long been the source of the spices that were in demand among European aristocracy.
BBC: In the footsteps of Vasco da Gama
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