Word · Frequency #8593
usefulness
有用性；用处；实用性
核心释义
the quality of being useful or practical
- 1.
有用性；用途
The quality or degree of being useful.
- 2.
具有实际用途的性质；实用性
the quality of being of practical use
有用性；用途；具有实际用途的性质；实用性；有用；有益；[经] 有用；有用性
用法In use
The new software's usefulness depends on how well it handles large files.
用法提示：usefulness 是名词，在句中作主语，表示“实用性”。
She questioned the usefulness of buying another gadget we would rarely use.
用法提示：usefulness 是名词，作介词 of 的宾语，表示“用处”。
The usefulness of this tool becomes clear when you need to tighten screws in tight spaces.
用法提示：usefulness 是名词，作主语，表示“有用性”。
the usefulness of sth
常用结构，强调某物的实用性。
The usefulness of this tool is undeniable.
这个工具的有用性是不可否认的。
sth's usefulness
相关词与表达Connections
搭配Collocations
- prove its usefulness
- 证明其有用性
- The new software quickly proved its usefulness.这款新软件很快证明了它的有用性。
- demonstrate the usefulness
- 展示实用性
- The experiment demonstrated the usefulness of the method.这个实验展示了该方法的有用性。
- practical usefulness
- 实际效用
- The tool has great practical usefulness in the field.这个工具在实地有很大的实际效用。
- assess the usefulness
- 评估实用性
- We need to assess the usefulness of this approach.我们需要评估这种方法的有用性。
- limit the usefulness
学习提示Learner notes
记忆技巧Memory Tip
把usefulness拆成use（使用）+ful（充满）+ness（名词），想象一个装满实用工具的工具箱，每个工具都充满使用价值，这就是“有用性”。
语境与语域Context & Register
语域：neutral 常见场景：日常对话、正式报告、学术写作 通常用于各种正式与非正式场合，多用于描述事物的实用价值。
发音与拼写Pronunciation & Spelling
These words share the common suffix -ness, pronounced /nəs/. However, they are not true rhymes with 'usefulness' because the primary stress in 'usefulness' falls on the first syllable /ju:s/, while in these words the stress is on the first syllable of the base (e.g., 'hap-', 'biz-', 'kind-', 'weak-', 'dark-'). The suffix is unstressed in all cases.
一起学习词形Learn the forms together
页面下方列出了常见词形变化。学习时注意它们在句子中的语法位置。
Dictionary facts from ECDICT, WIKTIONARY.