| 单词 | seesaw |
| 释义 | seesaw 2 ENTRIES FOUND: plural seesaws plural seesaws Learner's definition of SEESAW 1 [count] : a long, flat board that is balanced in the middle so that when one end goes up the other end goes down跷跷板 ◊ Children play on a seesaw by sitting on each of its ends and moving each other up and down by pushing off the ground with their feet.孩子们坐在跷跷板的两头，用双脚蹬地轮流上下。
— called also (US) teeter-totter — see picture at playground 2 [singular] : a situation in which something keeps changing from one state to another and back again反复起伏的状态；拉锯局面
2 seesaw /ˈsiːˌsɑː/ verb seesaws; seesawed; seesawing 2 seesaw /ˈsiːˌsɑː/ verb seesaws; seesawed; seesawing Learner's definition of SEESAW [no object] : to keep changing from one state or condition to another and then back again不断起伏；交替变化；摇摆不定
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