1. Columbus' accomplishment, once accepted, enabled mankind to use the existing skills of seacraft for vastly greater undertakings.
   哥伦布的业绩一旦被接受，就使人类能利用现有的航海技术从事更伟大的事业。
2. With three thousand-ton-level ports, Binhai port is the second class open port and seacraft can directly sail to Dalian, Qindao and Shanghai.
   拥有3座千吨级码头的滨海港是国家二类开放口岸，大型海轮可直航大连、青岛、上海。

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