usefulness中文什么意思

有用的

有用性

• decision usefulness:    决策有用性
• increase usefulness:    增加用途
• it is of the greatest usefulness:    它是极有用的

例句与用法

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1. Here was a career of usefulness opened before me !
   这是摆在我眼前的一条与人为善的路！
2. It is of the greatest usefulness .
   它是极有用的。
3. Usefulness includes the fact the negatives have been calibrated .
   所谓有用，是指在底片上要有标度。
4. There are always been some skepticism about the usefulness of subsidies on fertilizers .
   一直有人对化肥补贴的效用持某种怀疑态度。
5. In terms of practical rock slope engineering, these methods have limited usefulness .
   对于实际岩石边坡工程来说，这些方法的实用性很有限。

英文释义

名词

1. the quality of being of practical use
   同义词：utility