修改build.gradle文件

buildscript {
    repositories {
        google()
        jcenter()
        maven {
            url 'https://dl.google.com/dl/android/maven2/'
            name 'Google'
        }

    }
    dependencies {
        classpath 'com.android.tools.build:gradle:3.2.0'

        // NOTE: Do not place your application dependencies here; they belong
        // in the individual module build.gradle files
    }
}

allprojects {
    repositories {
        google();
        jcenter()
        maven {
            url "https://jitpack.io"
        }
        maven {
            url "https://dl.google.com/dl/android/maven2/"

        }
        //mavenLocal()
    }
}

task clean(type: Delete) {
    delete rootProject.buildDir
}