替え芯

かえしん

spare pencil lead; pen refill (cartridge); replacement wick (e.g. of a lantern)

Also written 替芯

Meaning

n
spare pencil lead; pen refill (cartridge); replacement wick (e.g. of a lantern)

Example sentences

この替え芯は半年持つ。

This refill lasts half a year.