许多人试图找到一个立足之地，但都没有成功。

Many people tried to get a foothold but didn't make it.

youdao

他大约有几个办法来解决这个问题，包括把他的家人搬到旧金山，但都没有成功。

He had about several ways to solve the problem, including moving his family to San Francisco, but none of them worked.

youdao

你有没有遇到，一个人试着向你解释一件事十几遍，都没有成功的情况？

Have you ever had someone try to explain something to you a dozen times with no luck?

youdao