長ちょう期き使し用よう
Meanings
Noun
1. long-term use (e.g. of a drug); prolonged use; long-time service
Kanji used
long
period (of time)
use (something physical)
used for
Pitch accent
⚠
ちょ
うきし
よう
Composed of
use; application; employment; utilization; utilisation