A small wave bag analysis的用法和样例：
- Petra raised a hand and gave a small wave to her mother, a shy smile that quickly grew into a grin.
- When he moved, his band responded.With a small wave of his baton, Sousa could command a very loud roar or absolute silence.
- You can carry a small bag with you on the plane.
- A small wave;a ripple.
- A small adjustment will equalize the temperature in the two rooms.