weixin_43362466:
哥，你在单项目配置中kotlin代码写错了格式，应该要写成：
[code=plain]
maven { url "https://maven.aliyun.com/repository/google" }
maven { url "https://maven.aliyun.com/repository/central" }
maven { url "https://maven.aliyun.com/repository/gradle-plugin" }
[/code]