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

• 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。
• Transient and surge are the instant aberrance of the voltage and electric current on the simple alternating current wave circuit.
  瞬变和浪涌是正弦交流波电路上电压与电流的一种瞬时态的畸变。
• Malleable cast ironware produces hysteresis and eddy current loss under alternating current in transmission!
  针对输电线路上可锻铸铁金具在交变电流的作用下产生磁滞和涡流损耗。
• This simple device is the prototype of the commercial alternating current generator, or alternator.
  这个简单装置就是商用交流发电机的原型。
• 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。
• Either direct or alternating current may be used for driving electric trains.
  直流电和交流电都可用来驱动电气火车。
• Nicola Tesla invents alternating current.
  尼古拉特斯拉发明了交流电。
• It introduces the methods of alternating current sampling for the power parameter of sing chip computer in ferroalloys furnace.
  介绍了铁合金电炉单片机电力参数的交流采样方法。
• A direct current control circuit adopts an alternating current contactor, so the utility model prolongs the service life and improves the reliability.
  在直流控制电路中采用了交流接触器，解决了整机的寿命与可靠性。
• 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。