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 high frequency alternating current produces the high frequency radio waves mentioned in the previous chapter.
  这种高频交流电流产生前一章提到过的高频无线电波。
• 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。
• This is an alternating current generator.
  这是一台交流发电机。
• 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。
• 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。
• An Electroic Device that changes alternating current ( ac) to direct current ( dc).
  用来将直流电转换成交流电的装置。
• 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
• It is common for the direct current circuit to be interfered by alternating current voltage.
  直流回路受到交流电压干扰，是控制回路中容易产生的现象。
• This iron can only be used with alternating current.
  这种熨斗只能使用交流电。
• 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。