然而，他成功地开辟了从加利福尼亚到哥伦比亚河的温哥华堡的沿岸航线。

He had succeeded, however, in opening up the coastal route from California to Fort Vancouver on the Columbia River.

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然而，他成功地开辟了从加利福尼亚到哥伦比亚河的温哥华堡的沿岸航线。

He had succeeded, however, in opening up the coastal route from California to Fort Vancouver on the Columbia River.

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