Comparing my insides to someone else's outsides is a fruitless and dangerous game to play, especially when I'm stressed.

我的内心和别人的内心相比是徒劳和危险的，尤其是我强调它时。

youdao

A few weeks ago, I wrote about my fruitless attempt to exchange a pair of Nike running shoes with a torn shoelace eyelet.

几周前，我在文章里提到我想换一双鞋带眼开裂的耐克跑步鞋，结果没有成功。

youdao

After a fruitless morning sitting at his desk he had given up.

他在书桌前徒劳地坐了一个上午后便放弃了。

《柯林斯英汉双解大词典》

The group stated that the national day for the environment would be "more than a day of fruitless talking."

VOA: special.2010.04.21

This is a debate that will forever and forever be fruitless because it's unanswerable.

此争论永不会有结果,因为它是不可解答的。

耶鲁公开课 - 弥尔顿课程节选

They helped doom Mr Hatoyama, when he stumbled into a fruitless row with America over the relocation of a marine base in the Japanese island of Okinawa.

ECONOMIST: Japan's upper-house elections

But the team's performance in that game, when it resorted to tactics more usually seen in cage fighting than on a soccer field in a fruitless attempt to stop Spain, has led some to call for a return to traditional Dutch principles.

WSJ: Like for Like Among Old Rivals

Most notable was a fruitless effort early in his tenure to impose managed trade on Japan.

CNN: Election Watch