Footswitch
脚踏开关
🗣️ 情景例句
Not so good, Grandpa.
情况不太好， 爷爷。
I know I'll win.
我一定会赢的。
Many of the tourists on board had begun bargaining with the tradesmen, but I decide not to buy anything until I had disembarked.
船上许多游客开始同商贩讨价还价起来，但我打定主意上岸之前什么也不买。