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cystcyst英英釋意

      cyst

      英 [s?st] 美[s?st]
      • n. [腫瘤] 囊腫;[生物] 包囊;膀胱

      英英釋意


      1. a closed sac that develops abnormally in some body structure
      2. a small anatomically normal sac or bladderlike structure (especially one containing fluid)