Method 1: Userscript
Recommended. Install a userscript extension for your browser such as Tampermonkey, then hit the button below to install the translator script. This will automatically run on the contest site and cache the dumb huge dictionary.Install script
As the translation coverage is still in the works, you might also want to enter your userscript extension settings and set updating of external resources to "Always".
Method 2: Copypasting
Click the copy button below to copy the script. Navigate to your desired voting page, open your browser's console (probably with F12), then paste into the console and run.
Note this will take considerably longer than the userscript and would have to be manually done on each page.