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porous ['pɔ:rəs]
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词性及解释
  • a.
    多孔的, 有气孔的, 多孔性的, 能渗透的
  • 【医】
    多孔的
词形变化
副词: porously 名词: porousness
英英解释
  • 1.
    adj.full of pores or vessels or holes
  • 2.
    adj.able to absorb fluids
    [例]
      the partly porous walls of our digestive system
      compacting the soil to make it less porous
常用词组
例句
  • 1.
    At the present time retainers are being manufactured of phenolic laminates and porous nylons, but other materials ranges are being investigated
    目前,保持架是用酚板和多孔的尼龙制造的,但其他材料也在进行研究中。
  • 2.
    Cupel:a porous cup, often made of bone ASH, used in assaying to separate precious metals from base elements such as lead.
    灰皿:一种多孔杯,通常用骨类制成,在检验中把贵重金属从低劣物质如铝中分离出来.
  • 3.
    And there must be a permeable reservoir rock, such As sandstone or porous limestone, to provide pAssage and storage for the oil and gAs.
    所以在附近就必须具有透水的储存岩石,如砂岩和具孔隙的石灰岩,为石油和天然气提供通道和贮存场所。
  • 4.
    Terra-cotta:Fairly coarse, porous Clay that, when fired, assumes a colour ranging from dull ochre to red.
    赤陶:经烧制后其颜色从淡赭到红色不等的粗而多孔的黏土。
  • 5.
    Earthenware: Pottery that HAS been fired at low heat and is slightly more porous and coarser than stoneware and porcelain.
    陶器:一种烧成温度未到玻化点的陶器,渗水性比石陶器和瓷器稍大,也较粗糙。
  • 6.
    Oil is usually found in porous rock under a layer of impermeable rock which prevents it from escaping
    石油通常存在于多孔性的岩石中,上面覆盖着不可渗透的岩层,使石油不致散失。
  • 7.
    Suction devices are Inadequate In gravels or very porous soils
    吸水装置对砂砾或非常疏松的土壤是不适用的。
  • 8.
    Calcareous tufa,a porous or spongy deposit of calcium carbonate found In calcareous mIneral sprIngs.
    多孔状凝灰岩石灰质的凝灰岩,碳酸钙多孔或有吸收性的沉淀物,出现在石灰性矿物泉中
  • 9.
    Typically, these membranes are MADE from porous carbon, zirconium oxide, or alumina, although a wide range of materials are being tested.
    虽然大量的材料尚处于试验阶段,但通常典型膜可由多孔碳材,氧化锆和矾土制成。
  • 10.
    A porous pellet was fabricated by the well-known Wash-out process
    用熟知的浸洗办法制出带孔的药丸。
词汇级别

小测验:选择正确的单词

porous means:
  • A.pdermeable
  • B.tdight
  • C.hdarmless
  • D.bdad-tempered

浏览历史

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