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

• PA gave her her marching orders.
  帕对她下了逐客令。
• Polyamide ( pa) moulding and extrusion materials-part 1: designation
  模塑和挤压成型的聚酰胺（pa）材料第1部分：命名
• 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？
• 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。
• So this is our pA star and pB star.
  这是pA星和pB星。
• 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。
• PA and I used to ride it.
  我和爸常常走那里。
• Uncle, pa wants to see you.
  舅舅，我爸爸想见你。
• I heard the bark of the PA system.
  我听到了扩音系统的轰响声。
• 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。