This app has collected 822 idioms, which have the following characteristics:1. Quickly find the desired idiom with 2-level classification:Layer 1: In alphabetical order, there are 16 strokes from one stroke to seventeen strokes or more.Layer 2: All idioms are displayed with full-page buttons for quick selection.Layer 3: The Chinese historical story of this idiom.2. Has the function of reading aloud3. With search function:Entering a word will display related idioms for selection.4. Simplified and traditional font options are available for Chinese.