Switchbacks
n. 在Z形路轨向原来的方向返驶, 改变角度( switchback的复数形式 )
🗣️ 情景例句
Yes, I took part in.
有，我参加了。
Money makes the world go round.
有钱好办事。
She tried to play jazz on it!
因为她用它来弹奏爵士乐。