Witch free language translator service is the most accurate?

A human one

The automatic ones cannot take into account slang, various grammar choices, etcWitch free language translator service is the most accurate?
there is no accurate online translation service. Why would people come here looking for help otherwise. And why would translators spends years on obtaining qualifications. They should be banned in my opinion. A computer cannot substitute for a brain.Witch free language translator service is the most accurate?
I don't think there's one aaccurate.

I say it because Spanish is my mother tong, and when I check those translators. they are not 90% accurateWitch free language translator service is the most accurate?
http://www.tranexp.com:2000/Translate/re鈥?/a>

or

http://www.stars21.com/translator/englis鈥?/a>

or

Google translator





All of them are very good.