There are many shortcomings in one assignment of this university's life. Welcome to ask, I am not blx. This shell was finally printed out and assembled. I will do it again.
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Then let me talk nonsense: since braille is made, it would be better to design the button as concave so that braille can be perceived more easily. The charging port is placed behind or on the side, which is more visually beautiful.
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retro wind
very good