nbsp; of the smart assistant:
If you have used this product, please say A,
For the first time, please say B,
For multiple use please say C,
Other please say Z,
Yang Chong said to the assistant image: B,
Assistant voice says:
If you are satisfied with this product, please say A,
If you are not satisfied with this product, please say B,
Other please say Z,
Yang Chong thought to himself: What do you think about the first time...,
After five breaths,