sink into melancholy

• 陷入沉思

sink into melancholy的用法和样例：

例句

1. When he left, she sank into melancholy.
   当他走后，她陷入沉思。
2. While sinking into thinking, the shrinking linkman drank the pink ink sprinkled on the wrinkly paper.
   陷入沉思时，退缩的联络员喝掉了洒在皱纹纸上的粉红色墨水。