canoe birch

例句：

1. 1. The canoe was built forthe river trip.
   这艘独木舟是为河上旅行而建造的。
2. 2. Canoeing is a popular water sport inmany countries.
   划船是许多国家流行的水上运动。
3. 3. We decided to take a canoe tour down the river.
   我们决定乘独木舟沿河游览。