Could not find com.android.tools.build:gradle:

Central Repository: com/android/tools/build/gradlehttps://services.gradle.org/distributions/Central Repository: com/android/tools/build/gradle 

Could not find com.android.tools.build:gradle:4.0.0.
Searched in the following locations:
  - https://jcenter.bintray.com/com/android/tools/build/gradle/4.0.0/gradle-4.0.0.pom
  - https://jcenter.bintray.com/com/android/tools/build/gradle/4.0.0/gradle-4.0.0.jar
Required by:
    project :
Add Google Maven repository and sync project
Open File

// Top-level build file where you can add configuration options common to all sub-projects/modules.
buildscript {
    repositories {
        jcenter()
         maven {
            url "https://maven.google.com"
        }
 //国内 maven { url 'https://maven.aliyun.com/repository/google'; }
        google()
    }
    dependencies {
    //com.android.tools.build:gradle:4.2.1是我as的版本，你可以把它改成你用的版本
        classpath 'com.android.tools.build:gradle:4.2.1'
    }
}

allprojects {
    repositories {
        jcenter()
        google()
    }
}

embed(name: 'Container', ext: 'aar')

报错

A problem occurred configuring root project 'CSIIAppletContainerSDK'.
> Could not resolve all dependencies for configuration ':embed'.
   > Could not find :Container:.
     Required by:
         project :

Possible solution:
 - Declare repository providing the artifact, see the documentation at https://docs.gradle.org/current/userguide/declaring_repositories.html

implementation fileTree(dir: 'libs', include:'*.aar')

报错

A problem occurred configuring root project 'CSIIAppletContainerSDK'.
> Failed to notify project evaluation listener.
   > org/gradle/api/internal/artifacts/DefaultResolvedArtifact

* Try:
Run with --stacktrace option to get the stack trace. Run with --info or --debug option to get more log output. Run with --scan to get full insights.

如图，打开Gradle的设置界面会发现一个明显的错误提示，gradle-wrapper.properties not found.——gradle-wrapper.properties文件未找到