Color coding: Lesson Vocabulary Supplementary vocabulary Single character (not used alone) Single character word
| Word | Audio | AI | Test |
|---|---|---|---|
| 污染 | Vocabulary usage | ||
| 伤害 | Vocabulary usage | ||
| 暖和 | Vocabulary usage | ||
| 设定 | Vocabulary usage | ||
| 补习班 | Vocabulary usage | ||
| 门口 | Vocabulary usage | ||
| 污 | Character breakdown | ||
| 染 | Character breakdown | ||
| 和 | Character breakdown | ||
| 补 | Character breakdown |