先决条件

• AndroidSDK安装良好（目录： /Users/gamecube/Library/Android/sdk）

如何复制：

1. 运行以下命令：cordova build android
2. 运行此命令以启动android模拟器：cordova模拟android--详细

预期结果

模拟器启动。

获得结果

Command finished with error code 0: /Users/gamecube/Desktop/geocars/platforms/android/gradlew cdvBuildDebug,-b,/Users/gamecube/Desktop/geocars/platforms/android/build.gradle
Built the following apk(s): 
    /Users/gamecube/Desktop/geocars/platforms/android/app/build/outputs/apk/debug/app-debug.apk
No scripts found for hook "before_deploy".
Checking Java JDK and Android SDK versions
ANDROID_SDK_ROOT=undefined (recommended setting)
ANDROID_HOME=/Users/gamecube/Library/Android/sdk (DEPRECATED)
Running command: adb devices
Command finished with error code 0: adb devices
Could not find either `android` or `avdmanager` on your $PATH! Are you sure the Android SDK is installed and available?
CordovaError: Could not find either `android` or `avdmanager` on your $PATH! Are you sure the Android SDK is installed and available?
    at /Users/gamecube/Desktop/geocars/platforms/android/cordova/lib/emulator.js:176:35
    at processTicksAndRejections (internal/process/task_queues.js:97:5)

我的问题

为什么Android模拟器不起作用？

和

为什么会有这个错误？：

CordovaError: Could not find either `android` or `avdmanager` on your $PATH! Are you sure the Android SDK is installed and available?