此题无解用英文怎么说

此题无解的英文表达方式是 "This problem has no solution." 或 "There is no solution to this problem."

来源：这个表达方式来自数学领域，是指给定的数学问题没有可行的解决方案。

例句：

"Unfortunately, there is no solution to this equation. We'll have to try a different approach."
"I've been trying to solve this puzzle for hours, but it looks pke there is no solution."
"I can't bepeve it! The problem actually has no solution. I thought I had it figured out."

中文翻译：

"不幸的是，这个方程没有解决方案。我们必须尝试不同的方法。"
"我已经花了几个小时试图解决这个难题，但看起来这个问题无解。"
"我不敢相信！这个问题竟然没有解决方案。我以为我已经想出解决办法了。"