打开“主页”的新鲜事。 找到你要转发的推文。 点击“转推”图标。 如果你喜欢，可以添加评论。 点击转推。

I'm interested in that, but I only have a few mins. Can you give me at most the first 500 characters of a detailed explanation in English about that?
Click the Home tab in the upper-left side of Twitter to do so. Scroll down through the Home feed until you find a tweet you want to add to your profile. It's a rectangle made of two arrows below the tweet. A pop-up menu will appear. If you want to add your own take the the tweet, click the "Add a comment..." text box above the tweet, then type in th comment before proceeding. It's below the original tweet in the pop-up menu. Doing so posts the tweet to your profile page.