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Semicircle
01
半円
any half of a circle
例
The audience formed a semicircle around the street performer.
The architects designed the auditorium with a semicircle of seats for better acoustics.
The children sat in a semicircle around the teacher during story time.
The moon appeared as a bright semicircle in the night sky.
He drew a semicircle on the board to explain the concept of angles.
