usefulness
英['juːsfəlnəs]
美['juːsfəlnəs]
- n. 有用；有用性
详细释义
Noun:
-
the quality of being of practical use
双语例句
- 1. The UN is an organisation which has long since outlived its usefulness.
- 联合国是一个早已形同虚设的机构。
来自柯林斯例句
- 2. There are doubts about the usefulness of these tests.
- 这些试验是否有用，人们有所保留。
来自《权威词典》
- 3. The report is of potential usefulness to the government.
- 这个报告可能对政府有用.
来自《简明英汉词典》
- 4. I was persuaded of the usefulness of his new device.
- 我相信了他的新装置的实用性.
来自《简明英汉词典》
- 5. The index adds appreciably to the usefulness of the book.
- 索引明显地增加了这本书的实用价值.
来自《现代英汉综合大词典》
- It is of the greatest usefulness.
它是极有用的。 - This tool has even more usefulness than that.
这个工具比那个更有用。 - The duality of use value refers to its usefulness and rarity.
使用价值的两重性指的是有用性和稀少性。
用作名词 (n.)
用法讲解
- usefulness index 实用性指数
- decline in economic usefulness 经济效用减低...
相关词汇
- utility 效用
- worth 价值
- convenience 便利
- value 价值
- practicality 实际
- helpfulness 有帮助
- expediency 权宜
- efficacy 功效
- effectiveness 有效性
- handiness 巧妙
- advantageousness 有利
- suitability 适当
- uselessness 无用
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