He gave Henson a dollar and arranged for a boat, which carried the slave and his family across the river to Canada.
他给了亨森一美元钱，安排了一条小船，小船载着这位黑奴及其家人过河来到加拿大。
2
A river of northwest Canada rising in northeast British Columbia and flowing about 853 km (530 mi) generally northeast across northwest Alberta to Great Slave Lake in southern northwest Territories.