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specializationspecialization英英釋意

      specialization

      英 [,spe??la?'ze???n] 美[,sp???l?'ze??n]
      • n. 專門化;特殊化;特化作用

      英英釋意


      1. the act of specializing; making something suitable for a special purpose
      2. the special line of work you have adopted as your career;
      "his specialization is gastroenterology"
      3. (biology) the structural adaptation of some body part for a particular function;
      "cell differentiation in the developing embryo"