| 摘要 |
A drinking vessel includes a vessel for containing a liquid and an electronic unit for attachment to the vessel. The electronic unit is configured to emit both light and sound to stimulate a child using the drinking vessel. The electronic unit configured for attachment to a drinking vessel includes a speaker for emitting sounds; a memory for storing recorded sounds for playback using the speaker; and a housing containing the speaker and memory. The housing including means for attaching the housing to the drinking vessel.
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