n.世界( earth的名词复数 )；尘世；泥土；兽穴 双语释义：n.(名词)[U]世界,地球 this world; the planet on which we live[U]大地,陆地,地面 land, the surface of the world as opposed to the sky or sea[U]泥土soil[U]尘世,人间 this world英英释义： earth[ 英 [ɜ:θ] 美 [ɚθ] ]n.the 3rd planet from the sun; the plane