Usefulness
01
有用性, 効率性
the quality of being able to provide benefit, value, or help
例
The usefulness of this tool becomes apparent when you need to make precise cuts.
このツールの有用性は、正確なカットが必要なときに明らかになります。
She questioned the usefulness of the advice she had received.
彼女は受け取ったアドバイスの有用性に疑問を抱いた。
語彙ツリー
unusefulness
usefulness
useful
use
