see-saw

• n. 跷跷板
• adj. 反复变化的；摇摆不定的
• vi. 玩跷跷板

英英释义

名词 seesaw:

1. a plaything consisting of a board balanced on a fulcrum; the board is ridden up and down by children at either end

动词 seesaw:

1. ride on a plank

2. move up and down as if on a seesaw

3. move unsteadily, with a rocking motion

例句

用作名词 (n.)

1. Near the seesaw I saw a saw saw the wood into four.
   在跷跷板附近，我看见一个锯子把那木头锯成四段。
2. How may saws could a see-saw saw if a see-saw could saw saws?
   如果跷跷板能看见锯子的话，它能看见几个？

经典引文

• She was seesawing on the elder bough.

  出自： George Eliot

• A girl who see-sawed between..wild gaiety and..total seclusion.

  出自： M. Gee

• The dollar see-sawed wildly yesterday, first dropping..and later rising sharply.

  出自：Financial Times

• See saw, Margery Daw.

  出自：Nursery rhyme

词汇搭配

• see-saw rotor 跷跷板式旋翼...
• see-saw motion 摇摆运动
• see-saw circuit 反相放大电路...