开掘运河，改建运河：开掘运河或将…改建成一条或数条运河。
Canalize: to furnish with or convert into a canal or canals.
在1820年纽约州支持该公司的计划，而18世纪的运河开掘计划就此落下帷幕。
In 1820 the state of New York purchased the company's works, closing the books on the 18th-century canal scheme.
该工程始于1817年并于1825年竣工，运河的修建成功将纽约带入了商业中心并促进了美国运河的开掘。
Construction began in 1817 and was completed in 1825. Its success propelled New York City into a major commercial center and encouraged canal construction throughout the United States.
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