tightrope
劍橋詞典
- a tightly stretched wire or rope fixed high above the ground , across which skilled people walk , especially in order to entertain others
（尤指用于娛樂表演的）繃緊的鋼絲（或繩索）
One of the acrobats who walked the tightrope at the circus did it blindfolded . 馬戲團(tuán)里走鋼絲的雜技演員中有一位是蒙著眼睛走的。