2, the rest of the explanation: the rest, redundant. Zero. Personal pronouns in classical Chinese. Me.

3, the aftermath, Chinese vocabulary, pinyin for yúbū, meaning the residual influence after the incident.

4. Source: "Book Gong Yu": "Draw weak water to stand out from the crowd, and then the waves will enter quicksand." In the Northern Wei Dynasty, Li Daoyuan wrote "Zhu Jing Zhen Shui": "East to Meng County, the rest flows into Huaiyang City in the south."