- 囗(outer ring; circumference)
- 口(circular shape; ring)
Nested spirals symbolize the act of returning.
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echo (e.g. radar)
The radar echo displayed the target.
returning wave
Echo is the phenomenon of sound waves or electromagnetic waves being reflected back.
echo (e.g. radar)
The radar echo displayed the target.
returning wave
Echo is the phenomenon of sound waves or electromagnetic waves being reflected back.
Nested spirals symbolize the act of returning.
Nested spirals symbolize the act of returning.
echo (e.g. radar)
echo (e.g. radar)
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