gradle无法解决＆＃34;编译＆＃39; com.cocosw：bottomsheet：1。+ @ aar＆＃39;＆＃34;依赖

Question

我的gradle.build依赖项部分

  depenencies {
    compile fileTree(include: ['*.jar'], dir: 'libs')
    compile 'com.cocosw:bottomsheet:1.+@aar'
    compile 'com.android.support:appcompat-v7:22.+'
     }