中文字幕精品视频在线|中文字幕在线观看|亚洲v日本v欧美v在线播放|伊人网中文字幕

<nav id="3u6n6"></nav><samp id="3u6n6"><tr id="3u6n6"><track id="3u6n6"></track></tr></samp>
    <legend id="3u6n6"><fieldset id="3u6n6"></fieldset></legend>

      
      

    1. 首頁英語詞典opticaloptical英英釋意

      optical

      英 ['?pt?k(?)l] 美['ɑpt?kl]
      • adj. 光學(xué)的;眼睛的,視覺的

      英英釋意


      1. relating to or using sight;
      "ocular inspection"
      "an optical illusion"
      "visual powers"
      "visual navigation"
      2. of or relating to or involving light or optics;
      "optical supplies"
      3. of or relating to or resembling the eye;
      "ocular muscles"
      "an ocular organ"
      "ocular diseases"
      "the optic (or optical) axis of the eye"
      "an ocular spot is a pigmented organ or part believed to be sensitive to light"