直流(ちょくりゅう)

ちょくりゅう
noun
direct current (DC)
1. direct current (DC)
An electric current that flows in only one direction, as opposed to alternating current. Commonly abbreviated as DC.
電池(でんち)は直流(ちょくりゅう)の電源(でんげん)だ。
A battery is a direct current power source.
直流(ちょくりゅう)モーターは構造(こうぞう)が単純(たんじゅん)だ。
DC motors have a simple structure.
太陽光(たいようこう)パネルは直流(ちょくりゅう)の電気(でんき)を発生(はっせい)させ、インバーターで交流(こうりゅう)に変換(へんかん)する。
Solar panels generate DC electricity, which is converted to AC by an inverter.

USAGE:
A technical term used in electronics, electrical engineering, and everyday discussions of batteries and power. Often contrasted with 交流(こうりゅう) (alternating current).

COMMON COLLOCATIONS:

  • 直流(ちょくりゅう)電源(でんげん) (DC power source)
  • 直流(ちょくりゅう)モーター (DC motor)
  • 直流(ちょくりゅう)電圧(でんあつ) (DC voltage)

SIMILAR WORDS:

  • 交流(こうりゅう): alternating current (AC) — current that periodically reverses direction
general
Added 2026.3.14 11:12 · Revised 2026.4.10 16:12
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