名词
中文翻译：小圆环
同义词：
['ring', 'circle', 'loop']
例句：
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1. The little ring on her finger sparkled in the sunlight.
她手指上的小戒指在阳光下闪闪发光。
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2. He wrapped the rope around his neck and tied a big knot.
他把绳子绕在脖子上，打了个大结。
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3. She put the key in the lock and turned it to open the door.
她把钥匙插进锁孔，转动它来打开门。