seesaw
US /ˈsiː.sɑː/
UK /ˈsiː.sɑː/

1.
シーソー
a long plank balanced on a fixed support, on which two children sit at opposite ends and move up and down by pushing off the ground with their feet
:
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The children laughed as they played on the seesaw.
子供たちはシーソーで遊びながら笑った。
•
We need to fix the broken seesaw in the park.
公園の壊れたシーソーを直す必要がある。
1.