“悬空的”的英语？

石头毕竟坚硬, 水毕竟潮湿, 悬空的物体毕竟落向地心.Stones are hard, water is wet, objects unsupported fall towards the earth's centre.松鼠跳起来,抓住了悬空的玉米穗.Squirrels hop up and grab on to an ear of corn suspended above the ground.树条上有许多悬空的枝条,它们能...