a toy for jumping about on, consisting of a long, spring-loaded pole with a handle at the top and rests for a person's feet near the bottom 弹簧单高跷
(-oes, -oed)
[no obj.](informal)jump up and down as if on such a toy, typically as a form of dancing to certain types of rock music, especially punk (非正式)上下跳;跳朋克摇滚舞