v.摇晃，蹒跚；上下动，前后动；犹豫不决；使…上下晃动n.踉跄，摇摆；跷跷板； 变形： 复数：teeters过去式：teetered过去分词：teetered现在分词：teetering第三人称单数：teeters 英英释义： teetern.a plaything consisting of a board balanced on a fulcrum; the board is ridden up and down by children at either end同义词：seesawteeter-to