a fatherly smile的用法和样例：
- " With a fatherly smile, the salesman said, "one of the best ways to protect a wedding ring is to soak it in dishwater.
- He was a fatherly shoulder to cry on when things went wrong.
- He is a fatherly old doctor.
- He kissed us both in a fatherly way, and bore us across the hall into a ruddy little room.