PA

英 [piː ə]

美 [piː ə]

n.  同 personal assistant; 有线广播系统; 扩音系统

计算机

BNC.17071

牛津词典

abbr.

abbr.

abbr.

柯林斯词典

• 同 personal assistant
  APAis the same as apersonal assistant.
• N-COUNT 有线广播系统；扩音系统
  If you refer to thePAor thePA systemin a place, you are referring to the public address system.
  1. A voice came booming over the PA...
     从有线广播系统中传出一个瓮声瓮气的声音。
  2. Elvis comes on the coffee shop PA system.
     咖啡店的广播中播放着猫王的歌。

双语例句

• The compatible of VAE and PA in the composite emulsions is better than the blending system.
  接枝复合乳液中VAE与PA的相容性比共混体系有了较大提高。
• Then one day Pa said that spring was coming.
  一天，爸爸说春天来了。
• Objective To investigate the relation of sleep duration and physical activity ( PA) level to obesity.
  目的：通过大样本横断面研究，初步探讨睡眠时间、身体活动水平和肥胖的关系。
• And then, of course, we have an expression for pA, right?
  然后，当然，我们有pA的表达式，对吗？
• A voice came booming over the PA
  从有线广播系统中传出一个瓮声瓮气的声音。
• Comparative study on structure and properties of compound fishing PP/ PA and common PP monofilaments
  渔用PP/PA复合单丝和普通PP单丝结构与性能的比较研究
• Pa, I wish you wouldn't shout
  爸，我希望你不要嚷嚷了。
• Characteristics between Strain, Temperature and Resistance of PP/ PA/ GF/ CB Composites with Double-percolation
  PP/PA/GF/CB四元双逾渗复合体系的应力、温度和电阻敏感特性
• MRI perfusion, DWI and MRS were useful technique in the PA diagnosis and differentiate with other tumors.
  MRI灌注、DWI和磁共振波谱（MRS）在PA的诊断和鉴别中具有一定的价值。
• The curing process of PA/ PE dry laminated film was studied.
  研究了PA/PE干式复合薄膜的熟化工艺。