teetertotter

• 一种儿童玩具，由一块长木板中间架在支点上构成，两个孩子分别坐在两端，通过上下起伏轮流压动。

A plaything consisting of a long board balanced on a central fulcrum, ridden up and down by children sitting at opposite ends.

1. Playground equipmentA1informalamerican

   A long board balanced on a central pivot, used by children who sit at opposite ends and move up and down alternately.

   跷跷板

   • The children laughed as they played on the teetertotter.
   • She pushed off the ground to lift her friend on the teetertotter.
   • The park has a new teetertotter for kids.

   同义词seesawteeterboard

• 动词，指像跷跷板一样上下或前后移动，也指在两种状态或意见之间摇摆不定。

A verb meaning to move up and down or back and forth in a seesaw motion, or to vacillate between two states or opinions.

1. Ride on a plankA2informalamerican

   To move up and down on a plank balanced on a central pivot, as in a seesaw.

   玩跷跷板

   • The children teetertottered in the park for hours.
   • They love to teetertotter on the new playground equipment.
   • We used to teetertotter until one of us got too heavy.

   同义词seesaw