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Chapter 1246: Morse Code
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Chapter 1248: Hook finger
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... example, if a little girl wants to send a message like "xixi", the first letter x, which is expressed in the agreed comparison table: tick tick.
Switching to the way of hooking the fingers is to hook the fingers once slowly, then the quick ones twice, and the slow ones again.
Slow finger hook = drop.
Short = answer.
In the middle of the interval, use your finger to indicate the beginning of the next letter. There is no need to judge the interval time. After all, ...
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