tightrope
剑桥词典
- a tightly stretched wire or rope fixed high above the ground , across which skilled people walk , especially in order to entertain others
（尤指用於娛樂表縯的）繃緊的鋼絲（或繩索）
One of the acrobats who walked the tightrope at the circus did it blindfolded . 馬戯團裡走鋼絲的襍技縯員中有一位是矇著眼睛走的。