orifice

英 [ˈɒrɪfɪs]

美 [ˈɔːrɪfɪs]

n.  (尤指身体上的)孔，穴，腔

复数：orifices　

GRE医学

BNC.22991 / COCA.22407

牛津词典

noun

• （尤指身体上的）孔，穴，腔
  a hole or opening, especially one in the body
  1. the nasal orifice
     鼻孔

柯林斯词典

• N-COUNT （尤指身体上的）口，孔，洞
  Anorificeis an opening or hole, especially one in your body such as your mouth.
  1. After a massive heart attack, he was strapped to a bed, with tubes in every orifice.
     经历了一次严重的心脏病发作之后，他被绑在床上，全身都插着导管。

英英释义

noun

• an aperture or hole that opens into a bodily cavity
  1. the orifice into the aorta from the lower left chamber of the heart
  Synonym:openingporta

双语例句

• The concentric orifice is most frequently used type.
  同心圆孔板是最经常使用的形式。
• The thrust vectoring of the rectangular injection orifice is better than that of the circular injection orifice.
  矩形喷射口的推力矢量性能优于圆形喷射口；
• The high ratio of diaphragm to orifice provides excellent performance and stability at low reduced pressure.
  在低减压情况下，隔膜到节流孔的高控制比具有卓越的性能和稳定性。
• The distance between orifice groups is another parameter associated with stability.
  喷孔组合之间的距离是与不稳定性有关的另一参数。
• Consider orifice plates or Vortex transmitters for flow use on lines with clean fluids.
  用孔板或涡流传送器对带清洗液管道的流量进行测量。
• The bronchoscopy revealed polypoid tissues surrounding an aspirated fish bone in the orifice of the right lower lobe bronchus.
  支气管镜显示右下支气管开口有多发性，息肉状组织围绕著一块吸入的鱼骨头。
• The metering of natural gas still presently depends on orifice flowmeter, one of differential pressure flowmeters.
  天然气计量现在仍以差压式流量计中的孔板流量计为主。
• The density P is that of the fluid escaping from the orifice.
  上式中p是从小孔喷出的流体密度。
• Comparing with orifice flowmeter, it features simple structure, ease installation and maintenance as well as wide range.
  与孔板流量计相比，具有结构简单，安装、护方便，测量范围宽等特点。
• This results in an unbalanced condition which allows the main line pressure to lift the diaphragm off the main orifice and, thereby, open the valve.
  在一个不平衡的状况，允许为主线的压力，解除了主要的孔隔膜，从而打开阀门这个结果。