经过反复试验，我终于找到了正确的方法。

I finally found the right key after lots of trial and error.

youdao

经过反复试验，我终于找到了正确的方法。

Finally I found out the right way over repeated trials.

youdao

经过反复试验，我终于找到了正确的方法。

I find the right way after many trials.

youdao

经过反复试验，我终于找到了正确的方法。

I find the right way after many trials.

youdao