oar one's way

例句：

1. 1. He rowed across the river with his oar.
   他用桨划过河。
2. 2. The boat was propelled by a row of oars.
   船是由一排桨推进的。
3. 3. The oar is the part of the oar that you use to push against the water.
   桨是桨的一部分，你用来推水。