alternating current

英 [ˌɔːltəneɪtɪŋ ˈkʌrənt]

美 [ˌɔːltərneɪtɪŋ ˈkɜːrənt]

n.  交流电

化学

牛津词典

noun

• 交流电
  an electric current that changes its direction at regular intervals many times a second

柯林斯词典

• 交流电（缩略形式为AC）
  Analternating currentis an electric current that continually changes direction as it flows. The abbreviationACis also used.

英英释义

noun

• an electric current that reverses direction sinusoidally
  1. In the US most household current is AC at 60 cycles per second
  Synonym:ACalternating electric current

双语例句

• This is an alternating current generator.
  这是一台交流发电机。
• Perhaps most importantly, Nikola Tesla designed the first practical system for generating and transmitting alternating current for electric power.
  也许最重要的发明是，尼古拉特斯拉（NikolaTesla）设计了第一个实用的交流发电和输电系统。
• After the advent of transformers, much of the load was served by alternating current instead of direct current.
  变压器出现后，许多负荷由交流供电而不用直流供电。
• The difference between a direct and an alternating current is that a direct current always flows in one direction.
  直流电和交流电的区别在于直流电总是向一个方向流动。
• A diode rectifies alternating current. The dipole does not radiate energy in the direction of its axis.
  电流在二极管中只朝单方向流动。偶极子在它的轴的方向上不发射能量。
• Application of Alternating Current Comparator on Scaling Four-Terminal Impedances
  交流电流比较仪在四端钮阻抗测量中的应用
• NOVELTY-The vehicle has an electric motor-generator ( 20) for generating an alternating current and starting an engine.
  新颖性–这种汽车具有电动发电机（20），用于产生交流电以及启动发动机。
• Rectifiers are devices that convert alternating current ( AC) to direct current ( DC).
  整流器是一种将交流电转换为直流电的仪器。
• Analysis and Countermeasure of Alternating Current Invasion to Direct Current System of Substation
  变电站直流系统交流侵入问题的分析与对策
• Inverters are used to supply alternating current from fuel cells when an AC output is desired.
  当需要交流输出时，采用换流器以从燃料电池获得交流。