ratifier

例句：

1. 1. The company's board of directors ratified the new policy yesterday.
   该公司董事会昨天批准了新政策。
2. 2.The project was approved by the government officials at the meeting.
   该项目在会议上得到了政府官员的批准。
3. 3. The decision to build a new bridge was ratified by all parties involved in the negotiations.
   修建新桥的决定得到了所有参与谈判方的批准。