| 释义 |
usefulness
usefulness /ˈjuːs.fəl.nəs/ noun [U]
► C1 the quality or state of being useful: » Some people think this system of education has outlived its usefulness (= is no longer useful).Thesaurus+: ↑Useful or advantageousWord Builder:–Nouns: usage, use, misuse, usefulness, user, disuse–Adjectives: reusable, used, unused, useful, useless, disused–Verbs: use, misuse, reuse–Adverbs: usefully |