a ring中文什么意思

卡簧

• ring:    vt. (rang rung ) 1 ...
• be in the ring for:    参加...的竞选
• ring:    n. 1.圈，环，轮；戒指，指环，耳 ...

例句与用法

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1. A subset s of a ring a is a subring of a .
   环A的子集S叫作A的子环。
2. There was a ring of triumph in his voice .
   他话里尽是胜利语气。
3. All joined hands and formed a ring .
   大家手拉着手，围成一个圈。
4. He wears a ring on his middle finger .
   他中指上戴着指环。
5. The men were standing in a ring .
   那些人站成一个圆圈。