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

• I heard the bark of the PA system.
  我听到了扩音系统的轰响声。
• 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。
• Well, I turned on the lights and sirens, and got on the PA system announcing ourselves as police officers.
  嗯，我开了警灯和警笛，并上了扩音系统宣布我们是警察。
• 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。
• At constant temperature, that meant that pA star is bigger than pB star.
  温度恒定时，这意味着pA星比pB星大。
• The depth analysis was shown by a sample of PA scan light absorption spectra.
  叶片的光声光谱扫描显示了深度分析的精确性。
• I'll tell PA if you don't stop monkeying about with his typewriter.
  要是你再摆弄爸爸的打字机，我就告诉他了。
• Sara Everett has been a PA for private equity veteran Jon Moulton for 30 years.
  萨拉•埃弗里特（SaraEverett）已经为私人股本界老将乔恩•莫尔顿（JonMoulton）当了30年的私人助理。
• 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
• Elvis comes on the coffee shop PA system.
  咖啡店的广播中播放着猫王的歌。