duck是可数名词，意为鸭肉; 鸭子，野鸭。 例句Chickens and ducks scratch around the outbuildings. 鸡鸭在棚子周围到处乱刨。 例句 here were ducks quack...
chicken作“小鸡”之意时是个体名词，可数；作“鸡肉”之意时则是物质名词，不可数。 例句Chickens and ducks scratch around the outbuildings. 鸡鸭在棚子周...
