请输入您要查询的英文单词：
单词
seesaw
释义
seesaw
2
VERB
I
/ˈsiːˌsɔː/
1
to change from one condition to another and back again many times , or to rise and fall again many times 上下起伏；来回交替
2
to play on a seesaw 玩跷跷板