n.
a motorboat resembling a motor scooter
同义词:water scootersea scooter
child's two-wheeled vehicle operated by foot
a wheeled vehicle with small wheels and a low-powered gasoline engine geared to the rear wheel
同义词:motor scooter
a sailing vessel with runners and a cross-shaped frame; suitable for traveling over ice
同义词:iceboatice yacht
large black diving duck of northern parts of the northern hemisphere
同义词:scoter