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。
• 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
• 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。
• When the cables use in alternating current system, rated voltage of cables should be at least equal the rated voltage of the system;
  当电缆使用于交流系统时，电缆的额定电压至少应等于该系统的额定电压；
• The tendency of high-frequency alternating current to distribute near the surface of a conductor.
  高频率改变电流使其在导体表面附近流动的趋向。
• 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。
• 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。
• 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
• This iron can only be used with alternating current.
  这种熨斗只能使用交流电。
• 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。