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

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？
My emotions continved to seesaw between peasu re and embarrassment.
我的情感继续在欣喜与窘迫中交替着。
Coke ( KO) and Pepsi perpetually seesaw; when one is up the other is down, an uncanny pattern that seems destined to continue.
可口可乐和百事可乐好像一直在坐着跷跷板：当一家繁荣时，另一家就会衰败，这种神秘巧合就好似它们的宿命一般。
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。
The most exciting one is a seesaw match.
最令人兴奋的是那种比分接近的比赛。
Then the lead went seesaw between the two runners.
接着这两名运动员轮番领先。
Some kids are playing on the slide, some are playing with balls, and some are playing on the seesaw.
有些孩子在玩滑梯，有的在玩球，有的在玩跷跷板。
The seesaw battle is believed underway.
人们相信这种拉锯战正在进行中。
There are2 dogs between the swing and seesaw.
有两只狗在荡秋千和跷跷板中间。
Angie: Then we can go on the seesaw instead.
安姬∶那我们去玩翘翘板好了。