调试android项目时出现以下错误：
10-14 09:48:15.966: E/AndroidRuntime(934): java.lang.RuntimeException: Unable to start activity ComponentInfo{com.test.goodlucky/android.app.NativeActivity}: java.lang.IllegalArgumentException: Unable to find native library: cocos2djs
说指不到cocos2djs库，这个应该怎么加呢