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。 習(xí)語(yǔ)walk/tread a tightrope 返回 tightrope