n. 机动艇
n a boat propelled by an internal-combustion engine
1.He even holds a powerboat speed record.
他甚至保持着一项汽艇速度记录
2.We've had a think about that. It's gotta be somebody with a speedboat, powerboat racing pcence.
我们想过这个事情 这个人必须 得有快艇 机动船竞速执照