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necessitynecessity英英釋意

      necessity

      英 [n?'ses?t?] 美[n?'s?s?ti]
      • n. 需要;必然性;必需品

      英英釋意


      1. the condition of being essential or indispensable
      2. anything indispensable;
      "food and shelter are necessities of life"
      "the essentials of the good life"
      "allow farmers to buy their requirements under favorable conditions"
      "a place where the requisites of water fuel and fodder can be obtained"