同根派生 optical flint相關詞英漢例句His optic nerve was hurt in an accident. 他的視神經(jīng)在一次事故中受到損傷。Microscopes and telescopes are optical instruments. 望遠鏡和顯微鏡是光學儀器。The optic theory originated with Einstein. 光學理論是愛因斯坦首創(chuàng)的。A mirage is an optical illusion. 海市蜃樓是一種視錯覺。optical flint glass 火石光學玻璃optical flint更多例句