perforated

英 [ˈpɜːfəreɪtɪd]

美 [ˈpɜːrfəreɪtɪd]

v.  打孔; 穿孔; 打眼
perforate的过去分词和过去式

过去分词：perforated　

BNC.21437 / COCA.20028

柯林斯词典

• VERB 在…上钻孔；在…上打眼
  Toperforatesomething means to make a hole or holes in it.
  1. I refused to wear headphones because they can perforate your eardrums.
     我不愿戴耳机，因为它可能会使鼓膜穿孔。

英英释义

adj

• having a number or series of holes
  1. a perforated steel plate
  2. perforated cancellation
  3. perforated stamp
• having a hole cut through
  1. pierced ears
  2. a perforated eardrum
  3. a punctured balloon
  Synonym:piercedperforatepunctured

双语例句

• A typical solar air heating system uses a dark colored, perforated aluminum sheeting on a south-facing wall.
  一个典型的太阳能空气加热系统例子，是在朝南的墙上利用一个黑色，多孔铝薄膜。
• The ulcer has perforated.
  溃疡已穿孔。
• Temperature uniformity is greatly improved by a perforated heat shield which absorbs radiant heat and distributes it more evenly.
  温度均匀，大大提高了一挡热板的穿孔吸收辐射热，分配更均匀。
• This machine is a special equipment for producing perforated Rolled Toilet Paper.
  本机是生产打孔卫生卷纸的专用设备。
• A shaker with a perforated top for sprinkling ground pepper.
  用来洒胡椒粉的顶部有穿孔的混合器。
• Open the air hole; the fire is dying down. Sheets of postage stamps are perforated.
  把气孔打开，火要熄了。大张的邮票上打有齿孔。
• You need special perforated paper for this type of printer.
  用这种打印机你需要特殊的有孔纸。
• The new winter ventilation system consisted of a perforated plastic tube.
  新的冬季通风系统由带孔的塑料管组成。
• The hydraulic calculation of perforated outlet pipe of secondary sedimentation thank has been presented in this paper.
  主要介绍了二次沉淀池淹没式穿孔出水管的水力计算方法。
• Experimental study of calculating for wave forces acting on perforated caisson
  规则波作用下开孔沉箱波浪力计算方法的实验研究