cawv.(乌鸦等)呱呱地叫n.乌鸦叫声
cavityn.洞;空穴;腔;蛀洞
cavortings[复]n.;(下流不端的)轻浮行为
"The children frolicked in the garden""the gamboling lambs in the meadows""The toddlers romped in the playroom"