seesaw

英 [ˈsiː sɔː , ˈsiːsɔː]

美 [ˈsiː sɔː , ˈsiːsɔː]

adv.  上下动地[的]; 前后动地[的]; 交互地[的]; 拉锯性地[的]
n.  动摇; 跷跷板(戏); 上下动; 前后动
v.  交替; 涨落; 动摇; (温度等)升降

复数：seesaws　过去式：seesawed　现在分词：seesawing　第三人称单数：seesaws　过去分词：seesawed　

BNC.42392 / COCA.22793

柯林斯词典

N-COUNT 跷跷板
Aseesawis a long board which is balanced on a fixed part in the middle. To play on it, a child sits on each end, and when one end goes up, the other goes down.
1. There was a sandpit, a seesaw and a swing in the playground.
  游乐场上有一处沙坑、一块跷跷板和一个秋千架。
ADJ 来回往复的;拉锯式的
In aseesawsituation, something continually changes from one state to another and back again.
1. ...a seesaw price situation.
  价格来回波动
2. ...the seesaw way of politics.
  政治上的拉锯战
3. Seesawis also a noun.
4. Marriage, however, is an emotional seesaw.
  然而婚姻是一块感情跷跷板。
VERB (感情或某种局面)摇摆不定，不断反复，来回波动
If someone's emotionssee-saw, or a particular situationseesaws, they continually change from one state to another and back again.
1. The Tokyo stock market seesawed up and down.
  东京股市涨落不定。

noun

a plaything consisting of a board balanced on a fulcrum
Synonym:teeterteeter-totterteetertotterteeterboardtilting boarddandle board

verb

We live our lives just like walking on the seesaw.
人的一生就像在跷跷板上行走。
Angie: Then we can go on the seesaw instead.
安姬∶那我们去玩翘翘板好了。
The Tokyo stock market seesawed up and down.
东京股市涨落不定。
From the financial collapse to seesaw gas prices, the only thing that seems certain today is the record level of national uncertainty.
从金融危机到波动的燃油价格，现在唯一可以确定的就是这个国家的不确定性达到了历史高点。
The stock market's recent seesaw movement have made many investors nervous.
股票市场最近的升降涨落使许多投资者十分不安。
I don't remember ever being seesaw after I made my mind up.
我不记得下决心后曾动摇过。
The seesaw battle is believed underway.
人们相信这种拉锯战正在进行中。
The seesaw of supply and demand
需求与供给的拉锯状态
A swing, a slide or a seesaw on your playground?
一个秋千，一个滑梯还是一个跷跷板呢？
T: I'm fond of the shuttle cock, the seesaw and playing basketball. How about you?
我喜欢跳毽子、跷跷板和打篮球，你呢？