名词
中文翻译：圆形
同义词：
['circle', 'round', 'spherical']
例句：
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1. The circle of light from the moon casts a shadow on the ground.
月亮发出的光晕在地上投下了阴影。
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2. The ball was perfectly round and bounced back to the player.
球完美地圆滑，弹回了球员手中。
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3. The sphere of influence is expanding as the company grows.
随着公司的发展壮大，影响范围在扩大。