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 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。
• Then one day Pa said that spring was coming.
  一天，爸爸说春天来了。
• 'Pa,' he said, 'I don't feel well.'
  “爸，”他说，“我觉得不舒服。”
• Uncle, pa wants to see you.
  舅舅，我爸爸想见你。
• 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。
• Pa's had his hands burned.
  爸的手给烫伤了。
• 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
• 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。
• PA and I used to ride it.
  我和爸常常走那里。
• 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。