| 摘要 |
A toothbrush assembly comprises a toothbrush, a storage unit comprising an input, a memory for storing audio signals received via the input, and an output for transmitting or playing the stored audio signals. A variety of different embodiments of storage unit and toothbrush configurations are described, each creating an environment that makes tooth brushing enjoyable so that children and teenagers in particular will brush as often as they should and for the recommended period of time
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