gumpn.<俚>笨蛋； 傻儿gumn.牙床；树胶；齿龈；粘性物质v.搞砸；用牙床嚼；以树胶粘合gum tissue牙龈组织gummy sand肥砂,含粘土多的砂gum karaya刺梧桐树胶gum coater上胶机gum streak树胶斑gum ghatti印度胶gumi fruit木半夏gum window橡胶透声窗Gum disease龈疾病gummy tumor[医] 梅毒瘤； 树胶肿