Look at the source code. Is there anything unusual or suspicious that you can see when you "view source"? (If you're not up to this, technically, ask a friend who is.)

查看其源代码。当你“查看源文件”时，有没有发现什么不寻常或者可疑的东西？(如果技术上你不会，那么找个会的朋友帮你)。