KOTLIN的map集合操作private val favoriteCollectionsData = listOf( R.drawable.fc1_short_mantras to R.string.fc1_short_mantras, R.drawable.fc2_nature_meditations to R.string.fc2_nature_meditations, R.drawable.fc3_stress_and_anxiety to R.string.fc3_stress_and_anxiety, R.drawabl