usefulness
/ˈjuːsflnəs/ (bre, ipa) · [jˈusfəlnəs] /ˈjuːsflnəs/ (ame, ipa) · [jˈusfəlnəs] /ˈyüs-fəl-nəs How to pronounce usefulness (audio)/ (ame, mw)
usefulness — 名詞
1. the ability of something to help you achieve a goal or do a task in a practical
實用性
具有實際用途或價值的性質
the ability of something to help you achieve a goal or do a task in a practical way
Amara questioned the usefulness of the old vacuum cleaner after it stopped working.
Amara 在舊吸塵器壞掉之後，開始懷疑它還有沒有實用性。
question + the usefulness of + [object]
The usefulness of the hiking trail became clear when we reached the mountain viewpoint.
這條登山步道的實用性，在我們抵達山頂觀景點時就很清楚了。
Kenji proved the usefulness of his invention by demonstrating it at the science fair.
Kenji 在科展上實際操作他的發明，證明了它的實用性。
We need to discuss the usefulness of this new office policy before adopting it.
我們在採納這項新的辦公室政策之前，需要討論一下它的實用性。
Sophie felt that her English degree had lost its usefulness in the current job market.
Sophie 覺得她的英文學位在目前的就業市場中已經失去了實用性。
- utility
more formal and technical; often used in engineering, economics, or computing contexts
- value
broader in meaning — can refer to monetary, emotional, or moral worth, not just practical use
- benefit
focuses on the positive outcome gained, while usefulness emphasizes practical application
- practicality
closer in meaning but leans toward feasibility rather than actual use
- uselessness
direct opposite — the lack of any practical value
- futility
stronger and more dramatic; suggests effort that is pointless and doomed to fail
文法句型
the usefulness of [something]