Seesaws
n. 跷跷板, 上下动( seesaw的名词复数 )\\nv. 使上下（来回）摇动( seesaw的第三人称单数 ); 玩跷跷板, 上下（来回）摇动
🗣️ 情景例句
I want to thank you for placing such a big order with us. You won't be disappointed.
谢谢你下了这么大的订单，你一定不会失望的。
Many a good father hath but a bad son.
好父亲偏生不肖子。
As a matter of fact, it is the other way around.
事实上，情况正好相反。