a. taken unawares or suddenly and feeling wonder or astonishment
a. 感到惊讶的
1. I was surprised to see my old friend at the party.
我在派对上看到我的老朋友感到很惊讶。
2. She was surprised when she won the prize.
她获奖时感到很惊讶。
3. They looked surprised when I told them the news.
当我告诉他们这个消息时，他们看起来很惊讶。