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alternating current的英文翻译是什么意思，词典释义与在线翻译：
英英释义
Noun:
-
an electric current that reverses direction sinusoidally;
"In the US most household current is AC at 60 cycles per second"
alternating current的用法和样例：
例句
用作名词 (n.)
- aim criticism
- The present form of power systems would be impossible without alternating current.
若没有交流电也就不可能有目前形式的电力系统。
