irreplaceable
🇺🇸
/ˌɪrɪˈpleɪsəbl/
🇬🇧
/ˌɪrɪˈpleɪsəbl/
adjective
R
Something that cannot be replaced because it is very important or valuable.
The family heirloom was irreplaceable and had been passed down for generations.
家の継承品は取り替えができず、何世代にもわたって受け継がれていました。
translation
代替不能な