当然，您可以拥有额外的提供方，但不能替换那里已存在的提供方。
You can, of course, have additional providers, but don't replace what is already there.
单字节字体不能替换双字节字体。请选择一个双字节字体。
You selected a single-byte font to replace a double-byte font. Please select a double-byte font.
您不能替换不可替换的服务，因为它们的实现彼此相互依赖。
You cannot replace irreplaceable services because their implementations depend on each other.
应用推荐