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(tuán)裡走鋼絲的襍技縯員中有一位是矇著眼睛走的。 習(xí)語walk/tread a tightrope 返回 tightrope