c# - Get MP3 from Google Translate special letters -

c# - Get MP3 from Google Translate special letters -

i using code:

using system.net; function() { using (webclient client = new webclient()) { client.downloadfile("http://translate.google.com/translate_tts?tl=en&q=hello", "a.mp3"); } }

its working fine. notice please english language language downloading. main problem comes when i'd same language using non-latin letter, illustration thai:

using system.net; function() { using (webclient client = new webclient()) { client.downloadfile("http://translate.google.com/translate_tts?tl=th&q=สวัสดี", "a.mp3"); } }

but giving me such nonsence mp3 without word sound. how prepare please?

notice main construction of website:

...translate.google.com/translate_tts?tl=**en**&q=**hello**"

...translate.google.com/translate_tts?tl=**th**&q=**สวัสดี**"

use httputility.urlpathencode("สวัสดี") encode unicode characters.

c# download mp3 translate letter