usefulness

US /ˈjuːs.fəl.nəs/

UK /ˈjuːs.fəl.nəs/

1.

sự hữu ích

the quality or fact of being useful.

:

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faults that affect the book's usefulness

:

functionality practicality fitness adequacy neatness convenience utility use effectiveness efficacy value worth merit success benefits advantages helpfulness good avail help assistance

:

uselessness disadvantage

:

useful us use used used to use up make use of