Explanation: Trace: footprints. Come to look when they disappeared. Come and go very fast or hidden described. Source: Ming Wu Cheng-en, "Journey to the West" not less than eighty-first back to the holding of a Monkey King Bar is not long to be carried out without a trace. " Examples: He not have Tim leafless branches, will say that this monster blue hair blush, ~. (Qing Shi Yukun "Chivalric Heroes" sixty back)