柯林斯詞典stapes /?ste?pi?z/ 1. N the stirrup-shaped bone that is the innermost of three small bones in the middle ear of mammals 鐙骨 (Nontechnical name stirrup bone)→compare incus , malleus 返回 stapes劍橋詞典one of three very small bones that carry sound from the eardrum to the inner ear 鐙骨（三個最小的骨頭之一，從耳膜攜帶聲音到內(nèi)耳中） 也見incus malleus 返回 stapes