fruitless
意味
- 効果のない,むだな(useless)
例文
That is enough. I have had it with fruitless conversation.
もうよろしくてよ。実のない会話にはうんざりですわ。
Let's stop this fruitless discussion.
こんな小田原評定はやめよう。
It's fruitless to press him further.
これ以上彼を責め立ててもむだだ。
語源
英語の原文（Wiktionary）
Inherited from Middle English fruytles; equivalent to fruit + -less. Compare Middle English withouten fruyt (“fruitless”, literally “without fruit”).