短語詞組短語small half circle 小半圓small isolation circle 小隔離圈small circle of attention 小注意圈small circle gridle 小圓環(huán)帶Small circle dimensionality target 圓形小幅員目標small circle arc 小圓弧spherical small circle 球面小圓axis of small circle 小圓直徑small circle arc of sphere 球面小圓弧 返回 small circle