unusable
🇺🇸
/ˌʌnˈjuːzəbl/
🇬🇧
/ˌʌnˈjuːzəbl/
Something that is in very bad condition or of very poor quality and cannot be used.
The old bicycle was so damaged that it became unusable.
오래된 자전거가 너무 손상되어 사용할 수 없게 되었습니다.