(bound form) sparrow, specifically the house sparrow or tree sparrow

a nest, hive, or lair for birds, insects, or other animals; also a home or dwelling

(bound form) turtledove; any of various birds of the family 斑鸠 bān​jiū

To take possession of, occupy, or take up (space, time, etc.); to constitute or account for (a portion or ratio)