in the vein of的用法和样例：
- She helps her mother when she is in the vein.
- The girl is not in the vein for singing today.
- The boy is not in the vein for study today.
- I am not in the vein for writing today.
- I am not in the vein for work [for studying].
我现在没有心情工作 [读书] 。
- Your blood pressure (ie force of the blood in the veins and arteries) is too high.