一いち次じ電でん池ち

noun

primary cell; primary battery

Technical term for a non-rechargeable battery, as opposed to a secondary battery (二次電池). Used in electronics and engineering contexts.

• 一いち次じ電でん池ちは充じゅう電でんできないので、使つかい切きったら交こう換かんが必ひつ要ようです。

  Primary batteries cannot be recharged, so they need to be replaced when used up.