As they say, a picture worths 1000 words. I think it's better for me to post the pictures here. The 0.gif is what I've generated, and the test.gif is what I got from Photoshop.
They're with different text contents and in Simplified Chinese. But I think you can see the idea behind it. I don't think bolding the font would work, as Photoshop doesnt need to do so.