v.搖擺；搖搖欲墜；猶豫不決；上下往復的運動
n.翹翹板
She was teetering around in very high-heeled shoes. 她穿著高跟鞋搖搖晃晃地四處走。
The drunken man teetered on the edge of the pavement. 那醉漢在人行道邊上東倒西歪的。
While watching a goat teeter on a tree limb, he said he had leukaemia. 他將目光投向一只踩在大樹枝上搖搖欲墜的山羊，說，他患了白血病。
