Foreign language oral practice machine
The utility model provides a foreign language oral practice machine, including box body and the MP3 player of setting in box body front side inside, the box body top is connected with and hangs the rope, the inside rechargeable battery who still is provided with to the power supply of MP3 player of...
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Main Authors | , |
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Format | Patent |
Language | Chinese English |
Published |
12.01.2018
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Subjects | |
Online Access | Get full text |
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