罗马教廷大使

例句：

1. 1. The ambassador from China has arrived in Paris to negotiate a trade agreement.
   中国大使已抵达巴黎，以谈判一项贸易协议。
2. 2. The ambassador's office is located in the heart of the city.
   大使办公室位于市中心。
3. 3. The ambassador was given special permission to attend the meeting.
   这位大使被特别允许参加会议。