您要查找的是不是：
- Toward this end, the olefin 51 was treated with cyanogen azide and, indeed, produced the ring expanded ketone 52. 为了证明这一看法，他用氰化迭氮处理烯烃（51）就得到扩大的环酮。
- The company is eager to expand into new markets. 那家公司急欲开辟新的市场。
- She had the sapphire set in a gold ring. 她把那枚蓝宝石镶在金戒指上了。
- The diamond ring dazzled with brilliancy. 这只钻石戒指闪耀夺目。
- Metals expand when they are heated. 金属遇热则膨胀。
- She wears a diamond ring on her left hand. 她左手上戴着一枚钻石戒指。
- Our family reunions are always three ring circus. 我家合家团聚的场面总是热闹非凡。
- The king sought to expand his realm. 国王谋求扩大领土。
- They conferred on the best way to expand business. 他们商议扩展业务的最好方法。
- I am sorry-she's out. Can you ring again later? 对不起－她出去了。你过些时候再打电话来好吗？
- Would you expand on the matter a little further? 请你再进一步谈谈这件事好吗?
- The boys and girls made a ring round us. 男孩和女孩围着我们站了一圈。
- The petals of many flowers expand in the sunshine. 许多花的花瓣在阳光中绽放。
- Please ring for the attendant if you need anything. 如果需要什么，请按铃找服务员。
- The music was so loud it made my ears ring. 音乐的声音太大了，把我耳朵震得直响。
- The policeman felt that my story didn't ring true. 警察认为我讲的话听起来不可信。
- She wears a ring round her wrist. 她的手腕上戴着一只镯子。
- Ring the correct answer with your pencil. 用铅笔圈出正确的答案。
- Expand trade between us will be to our mutual benefits. 扩大我们之间的贸易将对我们双方有利。
- A pull on the rope will make the bell ring. 一拉绳子钟就响。
