Seesawed
v. 使上下（来回）摇动( seesaw的过去式和过去分词 ); 玩跷跷板, 上下（来回）摇动
🗣️ 情景例句
They ask questions like Do you have any brothers or sisters?.
他们常问一些像“你有兄弟姐妹吗？”。
Nothing to be got without pains but poverty.
只有贫困可以不劳而获得。
The bus was full. We couldn't get on.
车挤得满满的，我们上不去。